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What is the equation of a circle with center (-7,4) and radius 8?
A. (x - 7)2 + (y + 4)2 = 8
B. (x + 7)2 + (y - 4)2 = 64
C. (x + 7)2 + (y - 4)2 = 8
D. (x - 7)2 + (y + 4)2 = 64

Respuesta :

mariahmendez
The answer to this question is 
B. (x+7)²+(y-4)²=64 

I hope this helps!!!!!!!

lulu1345
the answer is b, switch the coordinate signs and then square the 8 because it’s square rooted to get the radius

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