RavenDawn2019 RavenDawn2019

15-04-2017
Mathematics

contestada

if the area of a circle is represented by A=21π, what is the radius of the circle? round your answer to the nearest tenth

Respuesta :

wolf1728 wolf1728

15-04-2017

The equation is actually
circle area = PI * radius^2
radius = square root (area / PI)

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