Grade 7 | Unit 3: Measuring Circles | End-of-Unit Assessment (B)

A circle has radius 40 cm. Which of these is closest to its area?

• 10,053 cm2

• 5,026 cm2

• 251 cm2

• 126 cm2

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7.G.B.4

The shape is composed of squares and quarter circles. Select all the expressions that represent its perimeter.

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7.G.B.4

Select all true statements.

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• 
• 

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7.G.B.4

7.RP.A.2.b

For each quantity, decide whether circumference or area would be needed to calculate it. Explain or show your reasoning. The distance around a Ferris wheel. The amount of paint needed to paint a bullseye. The amount of whipped cream needed to go around the edge of a pie. The amount of material needed to make a drum head (the part of the drum you hit).

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7.G.B.4

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7.G.B.4

This figure is made from part of a circle and part of a square. What is the perimeter of this figure, to the nearest unit? What is the area of this figure, to the nearest square unit?

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7.G.B.4

A painter needs to paint the bottom of a circular pool. The pool has a radius of 30 feet. A store sells 5-gallon cans of paint. One gallon of paint covers 300 square feet. What is the smallest number of 5-gallon cans the painter must buy to cover the bottom of the pool? Explain or show your reasoning.

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7.G.B.4

7.RP.A.2

7.RP.A.3