circles and radius

Question

necruTyro

Asked: April 6, 20212021-04-06T09:44:59+00:00 2021-04-06T09:44:59+00:00In: High School/Senior Secondary School

what is the formula for getting the radius of a circle?

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Sengemegz · Accepted Answer · 2021-04-06T18:41:35+00:00

Best Answer

Sengemegz Moderator

This answer was edited.

The radius is the distance between the center of the circle and the circumference. Half of the diameter is the radius. Hence,

$Radius= \dfrac{diameter}{2}$

In terms of area, $radius= \sqrt{\dfrac{area}{\Pi}}$

In terms of perimeter, $radius = \dfrac{perimeter}{2\Pi}$

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