WAEC - Mathematics (2017 - No. 40)
In the diagram, PQ and PS are tangents to the circle O. If PSQ = m, <SPQ = n and <SQR = 33\(^o\), find the value of (m + n)
103\(^o\)
123\(^o\)
133\(^o\)
143\(^o\)
설명
< SQP = 180 - (90 + 33) < on a ----
= 180 - (123)
= 57\(^o\)
Therefore, (m + n) = 123\(^o\)