Quantitative Aptitude Ques 1055
Question: PQ is a diameter and PQRS is a cyclic quadrilateral, if $ \angle PSR=150{}^\circ , $ then measure of $ \angle RPQ $ is
Options:
A) $ 90{}^\circ $
B) $ 60{}^\circ $
C) $ 30{}^\circ $
D) None of these
Show Answer
Answer:
Correct Answer: B
Solution:
- [b] In $ \Delta PRQ, $
$ \angle PRQ=90{}^\circ $ [angle in semi -circle]
and $ \angle RQP=30{}^\circ $ [opposite angle]
In $ \Delta PRQ, $
$ \angle PRQ+\angle RPQ+\angle RQP=180{}^\circ $
$ \angle RPQ=180{}^\circ -120{}^\circ =60{}^\circ $