tyshanaestinson78 tyshanaestinson78

09-10-2020
Mathematics

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the area of a circle is 144 π cm2 what is the diameter of the circle

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isabellacatherine99 isabellacatherine99

09-10-2020

Step-by-step explanation:

Area = pi × r²

144 pi cm² = pi × r²

144 pi ÷ pi = r 2

root 144 = r

12 cm = r

diameter = 2r = 2(12) = 24 cm

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