If circumference of a circle is numerical equal to their area then find the radius of the circle.
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Answered by
6
Perimeter of circle = 2πr
Area of circle = πr²
According to the Question,
Perimeter of circle = Area of circle
2πr = πr²
or, 2πr / πr = r
or, 2 = r
or, r = 2
Hence the radius is 2.
Answered by
1
Answer:
area = circumference
πr^2 = 2πr
r^2 = 2r
r =2
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