# Math

Find 3 coordinates on the circle when the center of the circle is (4, -3) and the radius is 5

Help me!!! Thank you :)

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1. (x-4)^2 + (y+3)^2 = 25
If x = 4, y = -3 +/- 5
so
(4,-8) or (4,2)
now tell me two more where y = -3

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posted by Damon
2. Im still confused about how you got from x=4 to (4, -8)?

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posted by Carrie
3. First - graph it !!!

If x = 4
(4-4)^2 + (y+3)^2 = 25
0 + (y+3)^2 = 25
y+3 = 5 or -5
y = 2 or y = -8

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posted by Damon

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