Q12 of 59 Page 122

Circumference of two circles are equal. Is it necessary that their areas be equal? Why?

True

We are given that


Circumference of circle with radius R1 = Circumference of circle with radius R2


⇒ 2πR1= 2πR2


⇒ R1= R2


⇒ π(R1)2 = π(R2)2


and hence the areas are also equal.


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