The diagram is a circle centre O. Find the value of x
A.
30o
B.
50o
C.
61o
D.
78o
E.
65.5\(^{\circ}\)
Correct answer is E
∠PQR (Reflex) = 360° – 68° = 292°
∠PQR = 2∠PQR
292° = 4x + 30°
4x = 292 – 30 = 262
\(x = \frac{262}{4}=65.5°\)