6.7 Area and Circumference of Circles

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circumference ÷ diameter

Pi (3.14) is found by ...

105.6 units²

What is the area of this circle? Round your answer to the nearest tenth. Use 3.14 for pi.

153.9 units²

What is the area of this circle? Round your answer to the nearest tenth. Use 3.14 for pi.

176.6 units²

What is the area of this circle? Round your answer to the nearest tenth. Use 3.14 for pi.

415.3 units²

What is the area of this circle? Round your answer to the nearest tenth. Use 3.14 for pi.

113.04 units²

What is the area of this circle? Use 3.14 for pi.

1256 units²

What is the area of this circle? Use 3.14 for pi.

254.34 units²

What is the area of this circle? Use 3.14 for pi.

28.26 units²

What is the area of this circle? Use 3.14 for pi.

50.24 units²

What is the area of this circle? Use 3.14 for pi.

37.68 units

What is the circumference of a circle with a diameter of 12 feet? Use 3.14 for pi.

47.1 units

What is the circumference of a circle with a diameter of 15 feet? Use 3.14 for pi.

62.8 units

What is the circumference of a circle with a diameter of 20 yards? Use 3.14 for pi.

25.12 units

What is the circumference of a circle with a diameter of 8 cm? Use 3.14 for pi.

72.22 units

What is the circumference of a circle with a radius of 11.5 miles? Use 3.14 for pi.

18.84 units

What is the circumference of a circle with a radius of 3 inches? Use 3.14 for pi.

36.4 units

What is the circumference of a circle with a radius of 5.8 meters? Round your answer to the nearest tenth. Use 3.14 for pi.

43.96 units

What is the circumference of a circle with a radius of 7 km? Use 3.14 for pi.

125.6 units

What is the circumference of this circle? Use 3.14 for pi.

56.52 units

What is the circumference of this circle? Use 3.14 for pi.


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