In the diagram, O is the centre of the circle and < PQ...
In the diagram, O is the centre of the circle and < PQR = 106º, find the value of y
A.
16
B.
37
C.
74
D.
127
Correct answer is C
2y + Reflex angle = 360
Reflex angle = 360 - 2y
360 - 2y = 2(106)(angles at a centre = 2ce < of circum.)
360 - 212 = 2y
148 = 2y
y \(\frac{148}{2}\)
y = 74o
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