Write an equation in standard form for the circle?

Question

asked Dec 28, 2020 217k views

1 Answer

Vidura Silva · Answer 1 · 2021-01-01T09:33:00+0000

Answer:

Explanation:

The standard form of an equation of a circle:

(x-h)^2+(y-k)^2=r^2

(h, k) - center

r - radius

Look at the picture.

We have

center at (3, 5) → h = 3 anf k = 5

radius r = 8

Substitute:

$(x-3)^2+(y-5)^2=8^2\\\\(x-3)^2+(y-5)^2=64$