Question

What is the center and radius of the circle with equation x ^2 + (y - 8)^2 = 25?

Answer 1

what is the sqrt of 25?

Answer 2

5

Answer 3

there is your radius

Answer 4

what do you think the center is?

Answer 5

(0,-8)?

Answer 6

close try again

Answer 7

ill give you a hint, do you know the circle formula

Answer 8

-8^2 is positive so maybe (0, 8)

Answer 9

there you go

Answer 10

Ah, so simple. Circles aren't my strong point thanks for the assistance though!

Answer 11

let me know if you need more help