In the diagram above, O is the centre of a circle NST. |NT| = |ST| and ∠NTS = 36°. Find the measure of the angle marked t.
Attached Figure / Diagram
A
\(72^0\)
B
\(54^0\)
C
\(36^0\)
D
\(108^0\)
Verified Correct Answer: C.
Step-by-Step Mathematical Solution
t = ∠NTS (the angle between a tangent and a chord is equal to the angle in the alternate segment).
Therefore, t = 36^\circ
Source: WAEC / JAMB / NECO Classroom Archive (Record #69171)