Solve it...the area of a circle is 100 times the area of another circle.what is d ratio of their circumference?
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Let radius of smaller circle = r
And
Radius of bigger circle = R
area of bigger circle = 100 area of smaller circle⇒πR2 = 100πr2⇒R2r2 = 1001⇒Rr = 101
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And
Radius of bigger circle = R. area of bigger circle = 100. area of smaller circle⇒πR2 = 100πr2⇒R2/r2 = 100/1⇒R/r = 10/1