Question

write the equation of a circle with center (0,0)and radius 5

Answer 1

HERE IS THE SOLUTION;

◆
$x {}^{2} + y {}^{2} = 25$

This is the required equation.

◆◆ Explanation ◆◆

The general equation of a circle with center (a,b)and radius r is
(x−a)2+(y−b)2=r2

Sustituting


0 for a

0 for b and

5 for r

HOPE IT HELPS

Answer 2

Xsquare-Ysquare=5square
Xsquare-Ysquare=25