Question

EXERCISE 6.3
1.
In Fig. 6.39, sides QP and RQ of A PQR are produced to points S and T respectively.
If SPR=135º and PQT=110°, find Z PRQ.
1670 XYZ=54°. IF YO and ZO are the bisectors of Z XYZ and​

Answer 1

1.angle QPR =180-135=45degree (linear pair)

therefore angle PRO=25degree(ASP of triangle)