Q. 54.4( 152 Votes )

Tick the correct answer in the following and justify your choice: If the perimeter and the area of a circle are numerically equal, then the radius of the circle is

A. 2 units

B. π units

C. 4 units

D. 7 units

Answer :

Let the radius of the circle be r

Circumference of circle = 2πr


Area of circle = πr2


Given that, the circumference of the circle and the area of the circle are equal.


This implies 2πr = πr2


2 = r


Therefore, the radius of the circle is 2 units


Hence, the correct answer is A


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