In the diagram, POQ is a diameter, 0 is the centre of the circle and TP is a tangent. Find the value of x
Attached Figure / Diagram
A
30o
B
40o
C
45o
D
50o
Verified Correct Answer: A.
Step-by-Step Mathematical Solution
From the diagram, POQ is a diameter; o is the centre of the circle and TP is a tangent where RTP = 30o
RTP = RQP = x(at circumference = made by tangent outside the circle) i.e x = 30o
Source: Myschool Past Questions Archive (Record #32822)