In the diagram, PQRS is a parallelogram and ∠QRT = 30o. Find x
A.
95o
B.
100o
C.
120o
D.
150o
Correct answer is D
Since ∠QRS = 180o - 30o = 150o and ∠SPQ = ∠QRS (theorem opp. angles in a parallelogram are equal) ∴ x = 150o