Question

What is the equation of the circle with center at (-3, 0) and diameter 20?
A. (x + 3)2 + y2 = 400
B. (x + 3)2 + y2 = 100
C. (x - 3)2 + y2 = 100
D. x2 + (y + 3)2 = 100

Answer 1

B.(x + 3)2 + y2 = 40100

Answer 2

huh?

Answer 3

first one

Answer 4

B? final answer?

Answer 5

oh sorry - its B - misread the question - radius is 10 not 20

Answer 6

thanks!