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Circle O has a circumference of 36π cm. Circle O with radius r is shown. What is the length of the radius, r?
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13 votes
Circle O has a circumference of 36π cm.

Circle O with radius r is shown.

What is the length of the radius, r?

User MrfksIV
by
7.0k points

1 Answer

3 votes

Answer:

r = 18 cm

Explanation:

The formula for the circumference of a circle is 2πr.

Hence,

2πr = 36π

r = 18 cm

User Osman Khalid
by
8.1k points
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