Question

What is the image point of (9,4) after the transformation R180° O rx-axis ?

Answer 1

The image after the transformation is (-9,-4).

Explanation:

When you rotate a point (x,y) 180º over the x-axis, the image of the point is (-x,-y).

In this question:

Point (9,4) rotated 180º over the x-axis so the image is (-9,-4).