Question

Find an equation of the circle drawn below.

Answer 1

Answer: x² + y²=6.25²

Explanation:

Formula for a circle:

(x-h)²+(y-k)²=r²

where (h, k) is the center yours: (0,0)

r is the raidus r=6.25

Plug in:

x² + y²=6.25²