answer: (c) mâ qpo + (2x + 16)° = 180°
step-by-step explanation:
the opposite angles of a quadrilateral are supplementary.
so, â o + â q = 180° and â p + â r = 180°
since â r = 2x + 16°, we can use substitution as follows:
â p + â r = 180°
â p + (2x + 16)° = 180°