Question

Find the diameter of circle whose circumference is 66m.​

Answer 1

Step-by-step explanation:

d ≈ 21.01

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Answer 2

Answer:

Daimeter = 20

Step-by-step explanation:

circumference of a circle = 2πr

Daimeter = 2r

So,

66 = 2*22/7*r

66/2 = 22/7*r

33*7/22 = r

10.5 = r

D = 2r

= 2*10.5

= 21

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