In the diagram, PQ and PS are tangents to the circle O. If PSQ = m, <SPQ = n and <SQR = 33(^o), find the value of (m + n)
-
A.
103(^o) -
B.
123(^o) -
C.
133(^o) -
D.
143(^o)
Correct Answer: Option B
Explanation
< SQP = 180 – (90 + 33) < on a —-
= 180 – (123)
= 57(^o)
Therefore, (m + n) = 123(^o)