Question

If the length and the area of a circle is same then the radius of circle is ____ units.

Answer 1

Given : length and the area of a circle is same

To find : radius of circle is ____ units.

Solution:

Let say radius of circle  = r unit

length  of circle = perimeter of circle = 2πr

Area  of circle =  πr²

Equating both

πr² = 2πr

=> r² = 2r

=> r = 2

radius of circle is _2___ units.

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