Question

What is a equation for a circle with center if (-2,3) and radius of 5?

Answer 1

General eqn for a circle center at (A,B) and radius R is (x-A)^2 + (y-B)^2 = R^2

Answer 2

what is a & b for?

Answer 3

a n b are the x n y coordinates of the center

Answer 4

okay how do I plus in the numbers bc I have radius?

Answer 5

write down what you have and we will go from there :)

Answer 6

(x+2)^2 + (y-3)^2= 5^2

Answer 7

yup yup good job, katie! :) now 5^2=5x5=?

Answer 8

25?

Answer 9

yup yup :)