In order to prove that the triangles PQR and SRQ are congruent, we can use the following statements and reasons:
1.
Statement: PQ and SR are congruent.
Reason: Given
2.
Statement: ∠PQR is congruent to ∠SQR
Reason: Given
3.
Statement: QR is congruent to QR
Reason: Reflexive property of equality
4.
Statement: Triangle PQR is congruent to triangle SRQ
Reason: SAS Theorem