Identify any triangle that is congruent to angle ABC Then st

Identify any triangle that is congruent to angle ABC. Then state which type of transformation was used, and the rule for that transformation in coordinate notation.

Solution

Triangle ABC is congruent to Triangle MNQ .

Rotation trasformation was used .

Triangle ABC was Rotated about origin by 270 degree in anticlockwise direction.

The rule for 270 degree rotation is (X, Y) = (Y, -X).