Question

Please find the measure of angle PQS

Answer 1

<PTR+<RTS=180 LINEAR PAIR

<PTR=180-20=160°

Explanation:

IN QUADRILATERAL PQRT

<P+<Q+<R+<T=360 SUM OF INTERIOR ANGLE OF QUADRILATERAL IS 360

85+<Q+70+160=360

<Q=360-315=45°

angle PQS=45°