Question

find the answer with steps clearly which is given in the photo

Answer 1

If AB║EF

∠APE=∠PEB [ Alternative angles are equal]

If ED║CB

∠PEB=∠EQC  [ Alternative angles are equal]

∠EQC + ∠CQF = 180°[ Linear angles]

39° + ∠CQF = 180°

∠CQF = 180°-39°=141°