Triangle ABC has coordinates A(1, 4); B(3, –2); and C(4, 2). Find the coordinates of the image A'B'C' after a reflection

Question

over the x-axis. (3 point)

Are these right?

If not can you help solve step by step??

Answer 1

:(( I just lost my answers now. And didn't paste from my notes.

help please????

Answer 2

Here they are. Are they correct??

A(1,4) -> A'(1,-4)
B(3,-2) -> B'(3,2)
C(4,1) -> C'(4,-2)

Answer 3

reflection in x-axis takes (x,y) -> (x,-y)

you are correct.

Answer 4

thank you!