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Subjects>Math>Geometry

A circle has a diameter of 7cm what is it's area and circumstance?

Anonymous

∙ 15y ago

Updated: 4/28/2022

The area of a circle is pi*r2 and its circumference is 2*pi*r where r is the radius = half the diameter.

So r = 3.5 cm.

Then area = 38.48 square cm and

circumference = 21.99 cm

As to the circumstance of the circle, that is rather a personal question!

Wiki User

∙ 15y ago

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Continue Learning about Geometry

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A = 38.485 cm2

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