Choose the answer. a rectangular side yard was 9 yards long and 3 yards wide. what is the area of the side yard?
a.
27 yd
b.
27 yd²
c.
18 yd
d.
18 yd²

step-by-step explanation:

answer: (c) m∠qpo + (2x + 16)° = 180°

step-by-step explanation:

the opposite angles of a quadrilateral are supplementary.

so, ∠o + ∠q = 180°   and   ∠p + ∠r = 180°

since ∠r = 2x + 16°, we can use substitution as follows:

∠p + ∠r = 180°

∠p + (2x + 16)° = 180°