Surface area of prisms

If I have a rectangular prism what shape is my base?

Given the following image identify the items that are rectangular prisms.

select all that apply

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What is surface area?

• Inside of the object
• The sum of all the areas of all the shapes that cover the surface of the object.
• Something Mrs. MacGregor made up?
• Surface area is what you get when you boil unicorn tears. 

Find the total surface area of the prism.

• 48 square inches
• 64 square inches
• 88 square inches
• 76 square inches

Which example requires you to find the surface area?

• Finding out how much water will fill a cylinder
• Finding out how much wrapping paper is needed to cover a present
• Finding the amount a container can hold
• Finding out how much wood is needed to build a fence in your back yard.

How do you find the AREA of a TRIANGLE?

• Height x Base divided by 4
• Length x Width
• 1/3 (Length x width)
• 1/2 (Base x height)

B stands for ________________

• Area of the base
• Perimeter of the base
• Area of the prism/cylinder
• Perimeter of the prism/cylinder

Which 2 values will you use as the length and the width of the rectangular base? (click all that apply)

• 8

• 14

• 7

• 21

Find the total surface area of a cube with side length 12 m.

• 144 m²

• 36 m²

• 864 m²

• 216 m²

Ana has a box that she is going to rip out the top and bottom. Then she will decorate the area of the four faces. What is the lateral surface area that will be covered?

• 3000 cm ²
• 164 cm ²
• 280 cm ²

• 328 cm ²