Question 1 Report
If PST is a straight line and PQ = QS = SR in the diagram, find y.
< QSR = 180 - 48 = 132
< PSQ + < QSR + y + 180 (angle on a straight lines)
24 + 132 + y = 180 = 156 + y = 180
y = 180 - 156
= 24
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