A man smiles at his wife every 3 seconds while she smiles at him every 6 seconds​

the wife is smiling after double the time of the mans smiling

Step-by-step explanation:

good luck on your studies! : )

david edward.

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°