“Line AB perpendicular to line PQ” is denoted by
AB = PQ
AB ⊥ PQ
AB || PQ
None of these
If QP ∥ BC, what is the measure of ∠QAB ?
∠QAB,∠BAC,∠CAP add up to180∘. True or False.
∠QAB,∠BAC,∠CAP sum up to180∘. Say True or False.