Chapter 9 Summative Review

Your parents took your family out to dinner. Your parents wanted to give the waiter a 15% tip. If the total amount of the dinner was $42.00, what should be paid to the waiter as a tip?

• $4.20

• $6.30

• $4.30

• $6.20

Find the volume of the rectangular prism.

• 432 ft³

• 144 ft²

• 144 ft³

• 432 ft²

Find the surface area.

• 604 ft²

• 623 ft³

• 624 ft²

• 604 ft³

PA. Sales tax is charged at the rate of 6%. Find the total price (including tax) you would pay for an $860 television.

• $865.16

• $1,376

• $51.60

• $911.60

A bracelet that regularly sells for $550 is on sale. Emily pays $357.50 for the bracelet. What percent discount did she receive?

• 35%

• 65%

• 30%

• 60%

How many square centimeters of wrapping paper are needed to cover the surfaces of this pyramid?

• 108 cm²

• 324 cm²

• 180 cm²

• 432 cm²

A hexagonal prism is shown. The area of the base of the hexagonal prism is 64 cm². What is the total surface area?

• 300 cm²

• 364 cm²

• 488 cm²

• 128 cm²

What shape is this?

• Triangular Prism

• Triangular pyramid

• Cone

• Rectangular Triangle

Identify the net.

• hexagonal prism
• pentagonal prism
• hexagonal pyramid
• pentagonal pyramid

Surface area of a 3D solid is

• the division of all areas.

• addition of all the areas

• multiplication of all areas

• subtraction of all areas