Question

If triangle XYZ is reflected across the line y = 1 to create triangle X'Y'Z', what is the ordered pair of X'?

Answer 1

This is what we have so far. I have drawn in y=1 for you.

Answer 2

Is it (-4,5)?

Answer 3

I think it is.

Answer 4

Each part is so many units away from y, so I show this.