Question

Consider parallelogram ABCD with side CB extended through point E

Answer 1

m<CAB = 50

Explanation:

m<ABE = 120

Angles ABE and BAD are alternate interior angles of parallel lines, so they are congruent.

m<BAD = 120

m<CAB + CAD = m<BAD

m<CAB + 70 = 120

m<CAB = 50