What angle is this?

-Complementary
-Supplementary
-Vertical
-Adjacent

Adjacent

Step-by-step explanation:

Since angle a and b are right next to each other, they would be adjacent.

ddsf

step-by-step explanation:

dfs

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°