a. Identify all pairs of congruent angles in the diagram.
b. In the diagram, the measure of angle PQR = 130°, the measure of angle RQS = 84°, and the measure of angle TSR = 121°. Find the other angle measures in the diagram.

a Identify all pairs of congruent angles in the diagram b In the diagram the measure of angle PQR 130 the measure of angle RQS 84 and the measure of angle TSR 1 class=