If r is the radius of the circle and d is it diameter ,which of the following is an equivalent formula for the circumference c=2pir

asked Dec 5, 2018 109k views

3 votes

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2 votes

Answer:

PI X D

Explanation:

Have a nice day :)

Peien Wang answered Dec 7, 2018

6.2k points

2 votes

to calculate circumference you can either use

2 x PI x r

pi x d

Stefanija answered Dec 10, 2018

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