Mathematics
Mathematics, 13.09.2019 13:10, Circe7527

which of the following is an equation of the circle in
the xy-plane that has center (0,0) and radius 4?
a) x2 + y2 = 4
b) x2 + y2 = 8
c) x2 + y2 = 16
d) x2 + y2 = 64

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which of the following is an equation of the circle in
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