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24 May, 01:01

The equation of a circle centered at the origin is x2+y2=64. what is the radius of the circle?

A. 64

B. 32

C. 4

D. 8

+3
Answers (1)
  1. 24 May, 01:15
    0
    X^2+y^2=r^2

    r^2=64

    r=√64=8
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