Question

square rstu is rotated 180° counterclockwise about the origin to produce square rs. write the rule for the rotation. (x, y) → ( , )

Explanation:

Step1: Recall rotation rule

When rotating a point $(x,y)$ 180 - degrees counter - clockwise about the origin, the sign of both coordinates changes.

Step2: Write the rule

The rule is $(x,y)\to(-x,-y)$.

Answer:

$(-x,-y)$