papimmm papimmm

03-05-2017
Mathematics

contestada

What's the radius of a circle Keith an area of 64 square feet

A.20.38
B.41.5
C.4.51
D.5.41

Respuesta :

Homeworkslayer69 Homeworkslayer69

03-05-2017

area is pi (radius)^2

3.14 (x)^2 = 64

64/ 3.14 = 20.38

square root of 20.38 is 4.51

answer is C

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