2. In the given figure, find-
(a) angleYRQ
(b) anglePRQ
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Answer:
Angle PRQ + Angle RQP + Angle QPR= 180° ( Angle sum property )
Angle PRQ + 70 + 60 = 180°
Angle PRQ + 130° = 180°
Angle PRQ = 180° - 130°
Angle PRQ = 50°
Angle YRQ
Angle YRQ + Angle PRQ= 180° ( Linear pair )
Angle YRQ+ 50° = 180°
Angle YRQ= 180-50
Angle YRQ= 130°
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