Exercise6.3|Q1| 1. In Fig. 6.39, sides QP and RQ of ∆ PQR are produced to points S and T respectivel

1. In Fig. 6.39, sides QP and RQ of ∆ PQR are produced to points S and T respectively. If ∠ SPR = 135° and ∠ PQT = 110°, find ∠ PRQ.