In the diagram, PO and OR are radii, |PQ| = |QR| and reflex o. Calculate the value x
Attached Figure / Diagram
A
60o
B
55o
C
50o
D
45o
Verified Correct Answer: A.
Step-by-Step Mathematical Solution
o
Also o
( o
x + R = 360 - 240 = 120; Since x = R
x + x = 120
2x = 120
Since x = R
x + x = 120
2x = 120
x = \(\frac{120}{2}\)
= 60o
Source: Myschool Past Questions Archive (Record #36699)