Question

for this sum no diagram............


in the parallelogram angle a =180 degree
angle b c d =? opposite sides

Answer 1

Answer:

Opposite sides are congruent (AB = DC).

Opposite angels are congruent (D = B).

Consecutive angles are supplementary (A + D = 180°).

If one angle is right, then all angles are right.

The diagonals of a parallelogram bisect each other.