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Question

In figure if QTPR,TQR=40 and SPR=30, find the vlaues of x and y.
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Solution


Consider QTR

TQR+QTR+R=180o

(Sum of angle of a triangle in 180o)

40o+90o+R=180o

R=50o

Now ,Consider PRS

y=SPR+x

(Exterior angle is equal to sum of interior angles)

y=30o+50o

=80o

Hence, x=50o,y=80o

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