In the given figure, AB || CD. If ∠ APQ = 70° and ∠ PRD = 120°, then ∠ QPR = ?

Question

Philoid · Accepted Answer

APQ =PQR =70^o

Now, in triangle PQR, we have

PQR + PRQ + QPQ =180^o

70 + 60 + QPQ =180^o

QPQ =180^o – 130^o

=50^o