Question

What is the standard equation of a circle?
A. (x + h)2 + (y + k)2 = r2
B. (x - h)2 + (y + k)2 = r2
C. (x + h)2 + (y - k)2 = r2
D. (x - h)2 + (y - k)2 = r2

Answer 1

D. (x - h)2 + (y - k)2 = r2

Answer 2

thank you!