annç54 annç54

29-12-2016
Mathematics

contestada

what is the radius of a circle with an area of 32.1 square feet

Respuesta :

29-12-2016

A= pi r^2
32.1 = 3.14(r^2)
32.1/3.14 = r^2
10.22 = r^2
3.18 = r
I'm not sure how you need it rounded

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