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If r is the radius of a circle and d is diameter which is an equivalent formula for the circumference C=2pi r? C=pid C=pi d2 C=pi rd C= 2pi d

If r is the radius of a circle and d is diameter which is an equivalent formula for the circumference C=2pi r? C=pid C=pi d2 C=pi rd C= 2pi d
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If r is the radius of a circle and d is diameter which is an equivalent formula for the circumference C=2pi r?

C=pid C=pi d2 C=pi rd C= 2pi d

asked
User Linus Odenring
by
8.0k points

2 Answers

7 votes

Answer:

The correct answer is C= pi d

Explanation:

I just got it correct

If r is the radius of a circle and d is diameter which is an equivalent formula for-example-1
answered
User Vijay Mohan
by
8.9k points
3 votes
Answer: C=πd

This is because d=2r. In other words, the diameter of a circle is double the radius.
answered
User Dmazzoni
by
8.2k points
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