Question 1 Report
In the figure, PQRS is a circle. If chords QR and RS are equal, calculate the value of x.
SRQ = 180 - 120 = 60 - (angle on a straight line)
also angle QRS = 180 - 100 (angle on a straight line) . In angles where QR = SR and angle SRQ = 60
x = 100 - 60 = 40
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