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aalyn [17]
3 years ago
13

The equation of a circle centered at the origin is x^2+y^2=64.what is the radius of the circle?

Mathematics
2 answers:
ankoles [38]3 years ago
6 0
EQUATION OF A CIRCLE = (x-h)² + (y-k)² =r²

In this case, since the center of the cercle is in O, then h=0 & k=0

x²+y² = 64
lisov135 [29]3 years ago
6 0
The answer is 8, i thought it was 4 but my apex class said 8 was the correct answer.
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