Question

18. In quadrilateral PQRS, < P =110° ,<Q = 60° and
<R = 130°. Find S?​

Answer 1

Answer:

in a quadrilateral sum of all angles of it is 360.

so by using quadrilateral angle sum property.

110+60+130+Angle S=360

170+130+angle S=360

300+angleS=360

angle S=360-300=60degree.

Hi mate .please mark it as brainiest answer.