TEKS.MATH.7.9B

What is the circumference? Round to the nearest whole number.

• 48
• 96
• 24
• 18

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TEKS.MATH.7.9B

Steven purchases a bowl. The diameter of the bowl is 14 cm. What is the circumference of the bowl?

• 28 cm
• 43.98 cm
• 87.96 cm
• 7 cm

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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

What is the area of this circle?

• 6082.12
• 1520.53
• 1893.14
• 1292.92

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TEKS.MATH.7.9B

What is the area of a circle with a radius of 21 cm?

• 1384.74 cm²
• 2142.12 cm²
• 4348.08 cm²
• 1289.12 cm²

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TEKS.MATH.7.9B

Jayne has a very large circular lollipop that has a circumference of 25.12 inches. What would the diameter of Jayne’s lollipop be? Use π = 3.14.

• 4 in.
• 8 in.
• 12 in.
• 16 in.

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TEKS.MATH.7.9B

what is the area of this semicircle ?

• 100.48cm²
• 80cm²
• 200.96cm²
• none of the above

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TEKS.MATH.7.9B

Find the radius of circle with a circumference of 12.6 mi. Use 3.14 for pi.

• 5 mi

• 4 mi

• 8 mi

• 2 mi

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TEKS.MATH.7.9B

Find the perimeter of the semicircular region. Round your answer to the nearest hundredth.

• 23.13 m

• 28.26 m

• 14.13 m

• 56.52 m

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TEKS.MATH.7.9B

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

• C = 15π

• A = π7.5²

• A = 15 ÷ π

• C = 7.5π

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TEKS.MATH.7.9B