In the diagram, RT is a tangent to the circle at R, < ...
In the diagram, RT is a tangent to the circle at R, < PQR = 70o, < QRT = 52o, < QSR and < PRQ = x. Find the value of y.
70o
60o
52o
18o
Correct answer is C
∠QRT = ∠SRT = 52 (opposite angles)
∠SRT = y = 52 (alternate angles)
y = 52o
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