CBSE Class 9 Answered
In figure, PQ PS, PQ||SR, SQR = 25o and QRT = 65o. Find the value of x and y.
Asked by Topperlearning User | 04 Jun, 2014, 01:23: PM
Expert Answer
QSR + SQR = QRT
(exterior angle property)
QSR = 65o - 25o = 40o
PSR + SPQ = 180o
(PQ||SR, Co-interior angles are supplementary)
PSR = 180o - 90o = 90o
PSR = y + QSR
y = 90 o - 40 o = 50o
Also x = QSR (PQ||SR, alternate interior angles are equal)
x = 40o
Answered by | 04 Jun, 2014, 03:23: PM
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