If the perimeter and area of a circle are numerically equal then find

1.	If the perimeter and area of a circle are numerically equal then find the radius of a circle
Answer» Perimeter of circle = 2πrArea of circle = πr²According to the Question,Perimeter of circle = Area of circle2πr = πr²or, 2πr / πr = ror, 2 = ror, r = 2Hence the radius is 2.

Discussion