If a circle has a circumference of 66π , what is its radius? Question 19 options: 33 66π 132 33π 66

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asked Mar 16, 2019 23.9k views

1 Answer

Ben Goodrich · Answer 1 · 2019-03-23T02:33:32+0000

$\boxed {\boxed{\text{Circumference =} \pi D}}$

Given circumference, find the diameter,
66π = πD
D = 66π ÷ π
D = 66 units

Find Radius:
Radius = Diameter ÷ 2
Radius = 66 ÷ 2 = 33

Answer: 33

If a circle has a circumference of 66π , what is its radius? Question 19 options: 33 66π 132 33π 66

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