Question

find the radius and area of circle whose circumference is 66 cm​

Answer 1

Step-by-step explanation:

Radius of the circle =

Circumference =2πr

66=2*22/7*r

66=44/7*r

r=66*7/44

r=10.5

area of the circle =πr^2

22/7*10.5*10.5=346.5cm^2

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