Question

A circle has a center at (12,−1)
(
12
,
−
1
)
and a radius of 10 units.

Which point is on the circle?

(2 points)
Responses

(5,4)
(
5
,
4
)

open paren 5 comma 4 close paren

(0,2)
(
0
,
2
)

open paren 0 comma 2 close paren

(15,8)
(
15
,
8
)

open paren 15 comma 8 close paren

(4,5)

Answer 1

Check (x−12)^2 + (y+1)^2 = 100.

For (4,5): (4−12)^2 + (5+1)^2 = (−8)^2 + 6^2 = 64 + 36 = 100, so (4,5) lies on the circle.