jessicanc88101ozbzl7 jessicanc88101ozbzl7

21-03-2018
Mathematics

contestada

If the area of a circle is 12.56 square centimeters,then what is the radius

Respuesta :

iikatii90 iikatii90

22-03-2018

A= pi r^2
12.56=pi r^2
12.56/pi=r^2
3.997=r^2
√3.997=r
r=1.99
Radius is 1.9

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