TEKS.MATH.7.9B

Daniel wants to buy cookies for her friend. The
radius of a cookie is 5 inches. What is the cookie’s 
circumference?

• 10 in
• 2.5 in
• 15.7 in
• 31.4 in 

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TEKS.MATH.7.9B

find the area of the circle with radius 3 cm below.

• 100 cm²
• 225 cm²
• 9 cm²
• 28.26 cm²

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TEKS.MATH.7.9B

What is the area of this circle?

• 82.13
• 78.54
• 314.16
• 170.12

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TEKS.MATH.7.9B

A DVD has a diameter of 15 millimeters. Which equation would help you determine the circumference?

• c = 15π
• C = 2π15
• c = 15 ÷ π
• c = 15 π

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TEKS.MATH.7.9B

Alex has trained his puppy, Popper, to jump through a ring. According to Alex's measurements and calculations, the ring has a diameter of 3.5 feet. What is the ring's circumference (use 3.14 for pi)?

• 11.32 ft
• 12.25 ft
• 10.99 ft
• 8.75 ft

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TEKS.MATH.7.9B

What is the formula for area of a circle given the radius?

• A = πr
• A = 2πr
• A = πd
• A = πr²

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TEKS.MATH.7.9B

What is the area of a circle with a diameter of 10 cm ?

• 31.4 cm²
• 78.5 cm²
• 15.7 cm²
• 314 cm²

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TEKS.MATH.7.9B

If the radius of a circle is 10 cm, the circumference is about 30 cm.

• TRUE
• FALSE

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TEKS.MATH.7.9B

Find the area of the circle

• 43.96
• 153.86
• 87.82
• 307.72

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TEKS.MATH.7.9B

What is the area of this circle?

• 15393.8
• 1248.12
• 5930.12
• 3848.45

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TEKS.MATH.7.9B