WAEC - Mathematics (2020 - No. 32)
In the diagram, PQR is a circle with center O. If ∠OPQ = 48°, find the value of M.
96\(^o\)
90\(^o\)
68\(^o\)
42\(^o\)
Explanation
< O\(Q\)P = 48\(^o\) (base angles of isoceles \(\triangle\))
m = 48\(^o\) + 48\(^o\) = 96\(^o\) (exterior angle of a \(\triangle\))
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