Lesson 24 Quiz

What is the surface area of the rectangular pyramid?

• 15840 square centimeters

• 46 square centimeters

• 414 square centimeters

• 254 square centimeters

Maranna is painting a ramp for the school play that is in the shape of a right triangular prism. The ramp has the dimensions shown. She will not paint the back or bottom surfaces of the ramp.

Each can of paint covers 1,000 square inches. What is the fewest number of cans of paint Marianna will need?

• 3

• 4

• 2

• 6

A wedding cake has two layers, as shown. Each layer is in the shape of a cube. The bottom of the cake and area where the two cakes meet are not frosted.

How much cake is frosted?

• 580 square inches

• 644 square inches

• 680 square inches

• 816 square inches

Select the following that are true about the prisms.

• 
• 
• 
• 

If the height of each prism is 10 cm, what is the surface area of prism A?

• 105 square cm

• 273 square cm

• 288 square cm

• 280.5 square cm

If the height of each prism is 10 cm, what is the surface area of prism B?

• 105 square cm

• 273 square cm

• 288 square cm

• 280.5 square cm