Math, asked by ahans9332, 1 year ago

Find the radius of the circle whose circumference is 20cm

Answers

Answered by SmileQueen

7

Answer:

r=10π cm.

Circumference of a circle is C=2πr, if C=20then

20=2πr
10=πr
r=10π cm.

Answered by aditya2099

2

2πr=20
r=10/π
put the value of π=22/7
r=10/22/7
r=70/22
r=35/11

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