Ola isabella

x² + (y - 5)² = 17

centro

C(0,5)

Cx = (Dx + Ex)/2

0 = (-1 + Ex)/2

Ex = 1

Cy = (Dy + Ey)/2

5 = (1 + Ey)/2

10 = 1 + Ey

Ey = 9

E(1,9)

pronto