Question

1. what happens to the coordinates of a point when it is reflected over the x - axis?

a. the y - coordinates change sign.
b. the x and y - coordinates change sign.
c. neither coordinates change.
d. the x - coordinates change sign.

Explanation:

When reflecting a point (x, y) over the x - axis, the new point is (x, -y). The x - coordinate remains the same and the y - coordinate changes sign.

Answer:

A. The y - coordinates change sign.