Question

A circle with a radius of 1 unit and center C at (-2, 1) is reflected across the x-axis. What are the coordinates of C’?
A) (2, 1)
B) (2, -1)
C) (-2, 4)
D) (-2, -1)

Answer 1

Your idea?

Answer 2

huh?

Answer 3

Where are you stuck?

Answer 4

im stuck when it says radius that just confused me

Answer 5

Yes, it is a distraction. Ignore it, just focus on C (-2,1) and reflect it about x-axis. What do you get?

Answer 6

(-2,-1)