Question

PQRS where PQ=7.1cm, QR=7.6cm, RS=7.8cm Angle Q=109°, Angle R=125°​

Answer 1

Answer:

Answer is in attached file.

Hope it helps.

Answer 2

Step-by-step explanation:

7.1²+7.6²=PR²

50.41+57.76=PR²

108.17=PR²

10.40=PR

PS²+SR²=PR²

PS²+7.8²=108.17

PS²=108.17-60. 84

PS=√47.32

PS=6.87