In the figure,if AB||CD, angle ABP=30° and angleCDP=40° find the x
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Explanation:
Given,
Angle ABP=30
Angle CDP=40
let us suppose,we draw AB perpendicular BC from point Q to R
Now, In triangle PQR,
angleQPR +Angle PRQ +Angle PQR =180
or,x + 90-40 + 90-30 =180
or,x=70
hence angle QPR is 70
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