To find the surface area of a prism, the problem can be approached in one of two ways. 1. Through an equation that uses lateral area 2. Through finding the area of each side and taking the sum of all the faces. Using the second method, it's helpful to realize rectangular prisms contain faces. Example: What is the surface area of a prism where the base area is 25 m 2, the base perimeter is 24 m, and the length is 12 m: Surface Area = 2 × Base Area + Base Perimeter × Length. = 2 × 25 m2 + 24 m × 12 m. = 50 m2 + 288 m2. 1. Set up the formula for finding the surface area of a prism. The formula is , where equals the surface area of the prism, equals the lateral area of the prism, and equals the area of one base. 2. Plug the lateral area into the formula. This is the surface area of all sides of the prism that are not the base.Example 1: finding the surface area of a triangular prism with a right triangle. Work out the surface area of the triangular prism. Work out the area of each face. The area of the triangle at the front is 1 2 ×12×5=30cm2 21 × 12 × 5 = 30cm2. The back face is the same as the front face so the area of the back is also 30cm2 30cm2.The volume of the rectangular prism = base area of the rectangular prism x height. Therefore, Volume of a rectangular prism = l x b x h. For example, we have a rectangular prism where the length of its base is 6 cm; the width of the base is 5 cm while its height is 4 cm. The volume would then be given by –. The surface area of an object or a body is the total area of all its exposed surfaces, i.e., SA is simply the outside area of an object.On the other hand, Volume refers to the amount of space occupied by the object; it can also be the amount of space inside of the object. For instance, let's say we have a cloth box. The box's surface area is a …Step 1: Choose a drop-down list to find the surface area for the triangular and rectangular prism. Step 1: Enter the values in the given input boxes. Step 2: Click on " Calculate " to find the surface area. Step 3: Click on " Reset " to …Watch and learn or review how to find the surface area of a rectangular prism, cube, triangular prism and a square pyramid. All examples in this video are i...Jul 28, 2017 ... ... how to find the surface area of a rectangular prism and its diagonal length. This video contains plenty of examples and practice problems as ...Solution: As we know, Total Surface Area (TSA) = 2 (lw + wh + hl) , here l = 15 m, w = 7 m, h = 5 m ∴ TSA = 2 (15 × 7 + 7 × 5 + 5 × 15) = 430 cm 2 Find the lateral surface area of a rectangular prism whose …The volume of a rectangular prism is defined as the space occupied within a rectangular prism.A rectangular prism is a polyhedron that has two pairs of congruent and parallel bases. It has 6 faces (all are …Usually, what you need to calculate are the triangular prism volume and its surface area. The two most basic equations are: volume = 0.5 * b * h * length, where b is the length of the base of the triangle, h is the height of the triangle, and length is prism length. area = length * (a + b + c) + (2 * base_area), where a, b, c are sides of the …To calculate the total surface area of a rectangular prism, calculate the area of each rectangular face and add them all together. For example, You can also use the net of a rectangular prism to find the surface area. The rectangular prism above unfolded into its net would be: Surface area is measured in square units (e.g. mm^2, cm^2, m^2 etc).Course: 6th grade > Unit 10. Lesson 4: Nets of 3D figures. Intro to nets of polyhedra. Nets of polyhedra. Surface area using a net: triangular prism. Surface area using a net: rectangular prism. Surface area of a box (cuboid) Surface area of a box using nets. Surface area using nets.Jan 21, 2020 · 00:10:38 – Find the surface area and volume for each prism (Examples #1-6) 00:17:16 – Use the volume addition postulate to find the volume of the polyhedron (Examples #7-8) 00:17:16 – Determine the number of gallons of water in a swimming pool given its volume (Example #9) 00:17:16 – Find the surface area of a right rectangular prism ... Surface Area of a Rectangular Prism is the area covered by all the surfaces of the rectangular prism. A rectangular prism is a 3-D geometrical figure with four lateral faces with two congruent and parallel faces. A rectangular prism has a total of six faces where the opposite faces are identical, i.e., a rectangular prism has three …The surface area of a prism is measured in terms of square units. The Surface Area of a Prism Formula is given as, Surface Area Of A Rectangular Prism is A = 2 (wl + lh + hw) Surface Area Of A Triangular Prism is A = bh + L (s1 + s2 + s3) Where, a – apothem length of the prism. b – base length of the prism. l – base width of the ...You'll see how to apply each formula to the given information to find the lateral area and surface area. Take a look! Virtual Nerd's patent-pending tutorial system provides in-context information, hints, and links to supporting tutorials, synchronized with videos, each 3 to 7 minutes long. In this non-linear system, users are free to take ...Step by step procedure to finding surface area of a rectangular prism.The six sides come in 3 pairs of parallel sides. For example, Brick. In this article, we will learn how to find the surface area of the rectangular prism. Determining the surface area. The given figure depicts the diagram of a rectangular prism with length l, width w, and height h located next to the three different edges of the shape.Use these volume and surface area task cards as a whole class activity, a math station, as an informal assessment or in small groups. Click the PREVIEW button to see more …Learn how to calculate the total surface area and lateral surface area of a rectangular prism using simple formulas and examples. Find the steps, units, and important notes on surface area of rectangular prisms. Prisms. A prism is a 3-dimensional figure with 2 congruent bases, in parallel planes, in which the other faces are rectangles.. Figure \(\PageIndex{1}\) The non-base faces are lateral faces. The edges between the lateral faces are lateral edges.. This particular example is a pentagonal prism because its base is a pentagon. Prisms are …He is curious whether his heated water cools faster than when in a bathtub, and needs to calculate the surface area of his cylindrical tank of height 5.5 feet and radius of 3.5 feet. total SA = 2π × 3.5(3.5 + 5.5) = 197.920 ft 2. Rectangular Tank. The surface area of a rectangular tank is the sum of the area of each of its faces: SA = 2lw ... Examples, videos, worksheets, stories, and solutions to help Grade 6 students learn how to find the surface area of a prism. The following diagram shows the ...Aug 11, 2015 ... This video shows how to find the surface area of a cube and rectangular prism.Popular BitTorrent tracker Demonoid is back online, upgrades are in the works for Google Video chat, and an interactive concept surface displays the New York Times with beams of li...Learn how to find the dimensions of a cylinder that will minimize its surface area. Since this is an optimization equation, draw a picture of the problem and...To find the surface area of a rectangular prism, measure the length, width, and height of the prism. Find the area of the top and bottom faces by multiplying the length and width of the prism. Then, calculate the area …The volume of the rectangular prism = base area of the rectangular prism x height. Therefore, Volume of a rectangular prism = l x b x h. For example, we have a rectangular prism where the length of its base is 6 cm; the width of the base is 5 cm while its height is 4 cm. The volume would then be given by –.Example: What is the surface area of a prism where the base area is 25 m 2, the base perimeter is 24 m, and the length is 12 m: Surface Area = 2 × Base Area + Base Perimeter × Length. = 2 × 25 m2 + 24 m × 12 m. = 50 m2 + 288 m2.To calculate the total surface area of a rectangular prism, calculate the area of each rectangular face and add them all together. For example, You can also use the net of a rectangular prism to find the surface area. The rectangular prism above unfolded into its net would be: Surface area is measured in square units (e.g. mm^2, cm^2, m^2 etc).Rectangular Prism Area Calculator. This free online calculator will help you to find the area of a rectangular prism surface. Using this online calculator, you will receive a detailed step-by-step solution to your problem, which will help you understand the algorithm how to find rectangular prism (cuboid) surface area. Calculator.For more videos and applets visit http://www.MathVillage.infoWhat is surface area and how do we find the surface area of a rectangular prism.Create a net for the rectangular prism shown, and use the net to determine the surface area. Step 1: Identify the given side length of a rectangular prism. l = 4 c m. w = 5 c m. h = 2 c m. Step 2 ... The surface area is the amount a solid can hold. Surface area is measured in units cubed. A rectangular prism has a length of 5 centimeters, a width of 5 centimeters, and a height of 10 centimeters. The surface area of this prism is 250 square centimeters. We have an expert-written solution to this problem!This tutorial reviews how to set-up and solve for the surface area of a rectangular prism.Example 2: Finding the Surface Area of a Cube. Find the surface area of a cube of length 11 centimetres. Answer . A cube is a particular rectangular prism with 6 congruent faces that are squares. Its surface area is then six times the area of one of its faces. In this question, the side of the cube is 11 centimetres.The top has a length of 6 and a width of 5, so its area is 6 X 5 = 30. The bottom has the same area, so the area of the two together is 2 times 30 = 60. Then the surface area of the whole prism is. And the answer is 148 square units. Right rectangular prism for formula.Jan 18, 2024 · The answer is 70. To see how to get this result, recall the formula for the volume of a rectangular prism: volume = length × height × width. Hence, we compute the volume as 2 × 5 × 7 = 70. Remember to include the units: for instance, if your measurements are in inches (in), the volume will be in cubic inches (in³). A prism that has 3 rectangular faces and 2 parallel triangular bases, then it is a triangular prism. This three-sided prism is a polyhedron that has a rectangular base, a translated copy and 3 faces joining sides. The surface area of a triangular prism is nothing but the amount of space on the outside. This formula will show what is the surface ...Surface Area of a Right Prism. Theorem : The surface area S of a right prism can be found using the formula . S = 2B + Ph. where B is the area of a base, P is the perimeter of a base, and h is the height. Finding the Surface Area of a Cylinder. A cylinder is a solid with congruent circular bases that lie in parallel planes.Surface Area = 2(Area of top) + (perimeter of top)* height Surface Area = 2(pi r 2) + (2 pi r)* h In words, the easiest way is to think of a can. The surface area is the areas of all the parts needed to cover the can. That's the top, the bottom, and the paper label that wraps around the middle. You can find the area of the top (or the bottom). Surface Area of Rectangular Prism Formula. The surface area of a rectangular prism can be found using the formula: surface area = 2(lw + wh + lh) where l is the length, w is the width, and h is the height of the prism. To find the surface area of a rectangular prism, you need to know the length, width, and height of the prism.Pentagonal Prism. Hexagonal Prism. The formula for determining the surface area of a rectangular prism/cuboid is defined as: S A = 2 ⋅ L ⋅ W + 2 ⋅ L ⋅ H + 2 ⋅ W ⋅ H. S A: the surface area of the prism. L: the length of the longer side. W: the length of the shorter side. D: the length of the depth. The SI unit of surface area is: s q ...In geometry, a rectangular prism is a polyhedron with two congruent and parallel bases. It is also called a cuboid. A rectangular prism has six faces, and all the faces are in a rectangle shape and have twelve edges. Because of its cross-section along the length, it is said to be a prism. Geometry is the study of shapes and the configuration of ... Surface Area of a Rectangular Prism using Nets. A rectangular prism or cuboid is formed by folding a net as shown: We can see from the net that there are two rectangles with dimensions 3 cm by 6 cm, two rectangles with dimensions 2 cm by 6 cm and two rectangles with dimensions 2 cm by 3 cm. The total surface area is then The box is a rectangular prism with a length of 8. Top answer: The surface area of a rectangular prism can be found by adding up the areas of all six sides. The Read more. find the surface area of the rectangular prism. inches are:3 ,2 and 4 those are inches for height length and width.Lateral Surface Area = 12(8) = 96 inches2 = 12 ( 8) = 96 inches 2. The general formula for the total surface area of a right prism is T. S. A. = ph + 2B T. S. A. = p h + 2 B where p p represents the perimeter of the base, h h the height of the prism and B B the area of the base. There is no easy way to calculate the surface area of an oblique ...Learn how to calculate the volume, surface area, and diagonal of a rectangular prism using formulas and examples. Use the calculator to find the values of h, w, l, and d for any rectangular prism.To find the surface area of a rectangular prism, we need to find the sum of the areas of all the faces of the prism. Further, a rectangular prism is divided ...Solution: Find the volume and surface area of the rectangular prism. Use volume formula: Volume \ (=l×w×h\) , \ ( (l=10, w=5, h=8)\) Then: Volume \ (=10×5×8=400\) \ (m^3\) Use …Watch and learn or review how to find the surface area of a rectangular prism, cube, triangular prism and a square pyramid. All examples in this video are i...Jul 21, 2020 · Whether you're just starting out, or need a quick refresher, this is the video for you if you're looking for help with rectangular prism surface area. Mr. J will go through surface area... Examples, videos, worksheets, stories, and solutions to help Grade 6 students learn how to find the surface area of a prism. The following diagram shows the ...You'll see how to apply each formula to the given information to find the lateral area and surface area. Take a look! Virtual Nerd's patent-pending tutorial system provides in-context information, hints, and links to supporting tutorials, synchronized with videos, each 3 to 7 minutes long. In this non-linear system, users are free to take ...The surface area of this rectangular prism is equal to 68 mm².. How to calculate the surface area of a rectangular prism? In Mathematics and Geometry, the surface area of a rectangular prism can be calculated and determined by using this mathematical equation or formula:. SA = 2(WH + LW + LH) Where: SA represents the …Jul 28, 2017 ... ... how to find the surface area of a rectangular prism and its diagonal length. This video contains plenty of examples and practice problems as ...He is curious whether his heated water cools faster than when in a bathtub, and needs to calculate the surface area of his cylindrical tank of height 5.5 feet and radius of 3.5 feet. total SA = 2π × 3.5(3.5 + 5.5) = 197.920 ft 2. Rectangular Tank. The surface area of a rectangular tank is the sum of the area of each of its faces: SA = 2lw ... The surface area of a prism is the total area of all its external faces. Step 1: Determine the shape of each face. Step 2: Calculate the area of each face. Step 3: Add up all the areas to get the total surface area. Worksheet to calculate the surface area and volume of a rectangular prism. Surface Area. Surface area is the amount of 2-dimensional space that the surface of an object occupies. It's calculated by adding the areas of each of an object's surfaces. A rectangular prism has a total of six surfaces (sides), and they are all rectangular. You can find the area of a rectangle by multiplying its length and width (A = …AboutTranscript. Here are the steps to compute the surface area of a triangular prism: 1. Find the areas of each of the three rectangular faces, using the formula for the area of a rectangle: length x width. 2. Next, find the area of the two triangular faces, using the formula for the area of a triangle: 1/2 base x height. 3. Whether you're just starting out, or need a quick refresher, this is the video for you if you're looking for help with rectangular prism surface area. Mr. J will go through surface …Jan 1, 2018 · This geometry video tutorial explains how to calculate the surface area of a rectangular prism. Area - Rectangle: h... Find the surface area of the building. (Thickness of the model is considered as negligible). Solution: As stated in the question, Base length of the rectangular prism, l = 20 in. Base width of the rectangular prism, b = 18 in. Height of the rectangular prism, h = 5 in Surface area of the model = 2 (lb + bh + hl) Step 1: Write the given dimensions of the prism. Step 2: Substitute the given values in the formula S = (2 × Base Area) + (Base perimeter × height) where "S" is the surface area of the prism. Step 3: Now solve the equation for "Base Area by simplifying the equations". Dec 26, 2023 · From here, add \(70\) and \(360\) to find the surface area. \(70+360=430\), so the surface area of the rectangular prism is \(430\text{ cm}^2\). Remember that surface area refers to the total area that the surface of the rectangular prism occupies. Since this is two-dimensional, the final answer is raised to the second power, or “squared”. A rectangular prism is a three-dimensional shape with six faces, all of which are rectangles. How is the surface area of a rectangular prism calculated? The surface area is calculated by adding the areas of all six faces. Can the formula be used for irregular shapes? No, the formula assumes a perfect rectangular prism. What are the units of the ... To find both the total surface area and lateral surface area of the hexagonal prism, the height {eq}h {/eq}, the apothem {eq}a {/eq}, and the hexagonal side length {eq}s {/eq} are needed to plug ...Next, find the area of each of the rectangular faces. Finding the area of the rectangular sides gives the lateral area. ... In a triangular prism, to find the surface area, we want to add up the ...We can think of this as finding the surface area of a rectangular prism or the surface area of a box. Calculate the area of each face. Face: Area (cm 2) Front: 10 × 4 = 40: Back: 40: Bottom: 10 × 6 = 60: Top: 60: Left side: 6 × 4 = 24: Right side: 24: 2 Add the areas together. The sum of the areas is: 40+40+60+60+24+24=248 .1. Set up the formula for finding the surface area of a prism. The formula is , where equals the surface area of the prism, equals the lateral area of the prism, and equals the area of one base. 2. Plug the lateral area into the formula. This is the surface area of all sides of the prism that are not the base.Use these volume and surface area task cards as a whole class activity, a math station, as an informal assessment or in small groups. Click the PREVIEW button to see more …Jan 18, 2024 · Learn how to find the surface area of a rectangular prism using a simple formula and a calculator. Enter some numbers and get the result in seconds, with examples and explanations. Intertrigo is inflammation of the skin folds. It tends to occur in warm, moist areas of the body where two skin surfaces rub or press against each other. Such areas are called inte...Create a net for the rectangular prism shown, and use the net to determine the surface area. Step 1: Identify the given side length of a rectangular prism. l = 4 c m. w = 5 c m. h = 2 c m. Step 2 ... Answered step-by-step. Asked by crwjaw. Use a formula to find the surface area of each polyhedron described. (a) a rectangular prism that is 4 feet wide, as tall as it is wide, and twice as long as it is tall. answer ___ft^2. (b) a regular hexagonal pyramid with a base area of 93.5 square centimeters, a base side length of 6 centimeters, and a ...How to Find the Surface Area of a Rectangular Prism: The total surface area of a rectangular prism is the sum of all the areas of its six rectangular sides. Recall that the area of a rectangle is the product of its length and width: A = l • w. Related Reading: Area of a Rectangle – Formula & Examples. Use one of these formulas to find the ... Surface area of a rectangular prism (box): A = 2(ab + bc + ac), where a, b and c are the lengths of three sides of the cuboid. Surface area of a triangular prism: A …Students build on their experience with writing code to define shapes. They will define shapes for all of the faces of a rectangular prism, print them, cut them out, and build the rectangular prism. Then they will use their model to calculate the surface area and write code to do the same.To calculate the total surface area of a rectangular prism, calculate the area of each rectangular face and add them all together. For example, You can also use the net of a rectangular prism to find the surface area. The rectangular prism above unfolded into its net would be: Surface area is measured in square units (e.g. mm^2, cm^2, m^2 etc).To work out the surface area of a triangular prism you’ll need to use the formula 3 andndash; a andndash; (a + h). In this particular formula a = area and h = height. In conclusion, hopefully you found the facts and formulas about rectangular prisms and triangular prisms which were presented above informative and now have a better ...Jul 3, 2015 ... Surface Area of Rectangular Prism - Download as a PDF or view online for free.Whether you're just starting out, or need a quick refresher, this is the video for you if you're looking for help with rectangular prism surface area. Mr. J will go through surface …Cuboids, Rectangular Prisms and Cubes. Go to Surface Area or Volume. A cuboid is a box-shaped object. It has six flat faces and all angles are right angles. And all of its faces are rectangles. It is also a prism because it has the same cross-section along a length. In fact it is a rectangular prism. 88 inches squared. Find the surface area of this rectangular prism. 220 cm squared. Find the surface area of this rectangular prism. 96 feet squared. Find the surface area of this triangular prism. Study with Quizlet and memorize flashcards containing terms like 100 cm squared, 144 inches squared, 72 feet squared and more.Step 1: Choose a drop-down to find the surface area or volume of a rectangular prism. Step 2: Enter the length, width, and height of the rectangular prism in the given input boxes. Step 3: Click on " Calculate " to find the surface area and volume of a rectangular prism. Step 4: Click on " Reset " to clear the fields and enter the new values.Pentagonal Prism. Hexagonal Prism. The formula for determining the surface area of a rectangular prism/cuboid is defined as: S A = 2 ⋅ L ⋅ W + 2 ⋅ L ⋅ H + 2 ⋅ W ⋅ H. S A: the surface area of the prism. L: the length of the longer side. W: the length of the shorter side. D: the length of the depth. The SI unit of surface area is: s q ...The step by step workout for how to find what is the volume and surface area of a rectangular prism. Students may use this prism calculator to generate work with steps for any other similar input values. workout : step 1 Address the formula, input parameters and values Length = 5 inThe surface area is a two-dimensional measurement, so it can be measured in m², cm², among others. To calculate the surface area, we have to add the individual areas of all the faces of the rectangular prism. In total, we have 6 faces in a rectangular prism, so we add the areas of the six faces. The area of each face depends on two of the ... Oct 17, 2023 · To find surface area for a rectangular prism, use the formula SA = 2ab + 2bc + 2ac, where a is the width, b is the height, and c is the length. If you're trying to find the surface area of a triangular prism, use the formula SA = 2a + ph, where a is the area of the triangle, p is the perimeter, and h is the height.
Both short faces are the same, so their total area is 2wh. To find the surface area of the entire prism, add those calculations: 2lw + 2lh + 2wh. For example, if a rectangular prism is 4 feet long, 2 feet wide and 1 foot high, the surface area is 2 (4 x 2) + 2 (4 x 1) + 2 (2 x 1) = 16 + 8 + 4 = 28 square feet. References.. What is the perimeter
Explanation: A rectangular prism has rectangular bases that are congruent to each other. The lateral surface area is the product of the perimeter and the total height of the prism. Lateral surface area = perimeter × height. L.S.A = 2 ( l + b ) × h. Here, l = length, b = breadth, h = height. You can use Cuemath's Online Surface Area of a ...Area is the amount of space a figure takes up! This tutorial introduces area and explains how we find the area of a figure. Represent three-dimensional figures using nets made up of rectangles and triangles, and use the nets to find the surface area of these figures. Apply these techniques in the context of solving real-world and mathematical ...Aug 3, 2023 · The surface area of a rectangular prism is the entire space occupied by its outer layer (or faces). It is expressed in square units such as m 2, cm 2, mm 2, and in 2. Formulas. Like all 3-dimensional shapes, we can calculate 2 types of surface areas in a rectangular prism. Lateral Surface Area The above video shows a teacher explaining how to find the surface area of a rectangular prism. The video above is a visual explanation about how people figured out the formulas for the surface area of rectangular and triangular prisms and cylinders. Did you know? The surface area formulae for all prisms and cylinders are the same. ...Jan 18, 2024 · The answer is 70. To see how to get this result, recall the formula for the volume of a rectangular prism: volume = length × height × width. Hence, we compute the volume as 2 × 5 × 7 = 70. Remember to include the units: for instance, if your measurements are in inches (in), the volume will be in cubic inches (in³). To calculate the surface area of a prism, we calculate twice the area of the cross section and add the perimeter of the cross section multiplied by the depth of ...Therefore, the surface area of the rectangular prism is 94 square cm. The surface area of rectangular prisms. Note that the units for surface area ...The surface area is a two-dimensional measurement, so it can be measured in m², cm², among others. To calculate the surface area, we have to add the individual areas of all the faces of the rectangular prism. In total, we have 6 faces in a rectangular prism, so we add the areas of the six faces. The area of each face depends on two of the ... Develop fluency in finding the surface area of a rectangular prism, a 3-dimensional shape with six faces. At the heart of figuring out the surface area of a rectangular prism is knowing how much exposed area it has. Supplied with a plethora of exercises, this collection of printable worksheets hammers home the concept of finding the surface ...Jun 5, 2020 ... Learn how to find the surface area of a square prism. The formula you can use is Lateral Area + 2(Base Area) The lateral area equals ...To find the surface area of a rectangular prism, measure the length, width, and height of the prism. Find the area of the top and bottom faces by multiplying the length and width of the prism. Then, calculate the area …Here is the basic idea to find surface area of the above rectangular prism. Surface Area = Sum of areas of all six faces. Let us find the area of each face separately. Area of the front face (red colored) = l x h. Area of the back face (blue colored) = l x h. Area of the left side face (green colored) = w x hMultiply the height by the length, then double that product. In this example, 20 multiplied by 12 equals 240, and 240 multiplied by 2 equals 480. Sum the three doubled products to obtain the rectangular prism's surface area. Concluding this example, adding together 240, 400 and 480 results in 1,120. The example's rectangular prism has a …A rectangular prism has 2 ends and 4 sides. Opposite sides have the same area. The surface area is the sum of the areas of all six sides. How to find the surface area of Rectangular Prisms: Find the area of two sides (Length*Height)*2 sides; Find the area of adjacent sides (Width*Height)*2 sides; Find the area of ends (Length*Width)*2 endsTo find the surface area, volume, and length of the diagonal of a right rectangular prism, it is easy if we apply some formulae to make our calculations easier. Let us learn about each of the formulas related to the right rectangular prism in this section. Follow the steps below to use the surface area of rectangular prism calculator: Step 1: Toggle and select the option of your choice as ‘surface area’ or ‘ lateral surface area’ to calculate. Step 2: Enter the known three measures into the respective input boxes and the unknown measure will be calculated. Step 3: Select the appropriate ... He finds the total surface area of the rectangular prism by finding the area of each face to get 1,104 cm He then finds the total surface area of the triangular prism by finding the area of each face to get 1,008 cm Finally, he adds the surface areas together to get 2,112 cm. Is Brad's solution correct? Why or why not? Select the option that ...Just multiple all three of numbers using a calculator, or you can do it on paper, lining up all the numbers vertically. The sum of all three numbers ( 5 x 8 x 3 ) equals 120. Therefore, the volume of the rectangular prism is 120³. Hint: Whenever solving for the Volume of a 3D shape, remember to cube your final answer. .