PLEASE HELP! Find the measure of the indicated angle.

Mark Meuer asked Aug 20, 2023

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Mark Meuer asked Aug 20, 2023

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21 votes

Answer:
$129^(\circ)$

Explanation:

By the exterior angle theorem,
$m\angle{QRX}=49^(\circ)+80^(\circ)=129^(\circ)$

Kyle Falconer answered Aug 26, 2023

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