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Question

In the given figure if PQ PS,PQ||SR, SQR=28o and QRT=65o, then find the value of x and y.
570900_810d1678f37e4aebac94511598c357ce.png

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Solution

In QSR, we have

QRT=RSQ+SQR ....(Exterior angle of triangle is equal t sum of interior opposite angles)

65=RSQ+28

RSQ=6528

RSQ=37

We have y+RSQ=90 ....(Given)

y+37=90

y=9037=53

In PQS, we have

x+y+P=180 ....(Angle sum property)

x+53+90=180

x=180143=37

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