**‘lf the area of circle increase at a uniform me, then prove that perimeter varies inversely as the radius.**

###### Answers:

Let the radius of circel at any time t is r .

Then area of the circle at any time t is A = πr^{2}π

**‘lf the area of circle increase at a uniform me, then prove that perimeter varies inversely as the radius.**

Let the radius of circel at any time t is r .

Then area of the circle at any time t is A = πr^{2}π