TEKS.MATH.7.9B

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

• 66cm
• 78.5cm
• 66.5cm
• 10m

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TEKS.MATH.7.9B

What is the area of this circle?

• 163.2
• 15.3
• 124.2
• 113.1

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TEKS.MATH.7.9B

Ms. Catall is using a compass to find her way out of the woods. The compass has a radius of 4 centimeters. What is the compass's area?

• 49.2 cm²
• 45.6 cm²
• 50.24 cm²
• 55.9 cm²

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TEKS.MATH.7.9B

The perimeter of a circle is usually called the...

• radius
• diameter
• circumference
• area

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TEKS.MATH.7.9B

A circular swimming pool is 21 feet in diameter.
How many feet around is the pool?

• 10.5 ft
• 42 ft
• 65.94 ft
• 131.95 ft

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TEKS.MATH.7.9B

A center circle on a basketball court has a diameter of 12 feet.  How long is the line that wraps around the circle? (Best Choice)

• 6π or about 18.84 ft
• 12π or about 37.68 ft
• 36π or about 113.04 ft
• 144π or about 452.16 ft

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TEKS.MATH.7.9B

A Circle has a diameter of 10 centimeters.  What is the circumference of the circle? (Best Choice)

• 5π or about 15.7 cm
• 10π or about 31.4 cm
• 20π or about 62.8 cm
• 100π or about 314 cm 

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TEKS.MATH.7.9B

What is the area of this circle?
d = 8cm

• 16π
• 8π
• 4π
• 36π

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TEKS.MATH.7.9B

Calculate the area. Use 3.14 for pi. Round the nearest tenth if needed.

• 57.1 m ²

• 32 m ²

• 58 m ²

• 57.12 m ²

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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