Question

The circle below is centered at the origin and has a radius of 7. What is its

equation?
10
-10
10
- 10
O A. x²-7=7
B. x2 + y2 = 49
c. x2 - y2 = 49
D. x² + 7 = 7

HELPPP ASAPPP

Answer 1

x^2 +y^2 = 49

Explanation:

The equation for a circle is

(x-h)^2 + (y-k)^2 = r^2 where (h,k) is the center of the circle and r is the radius

( x-0)^2 + (y-0)^2 = 7^2

x^2 +y^2 = 49