HELP!!
What is m∠PTS?
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<PTS = <RTQ (vertical angles are equal)
11(y - 10) = 4y - 5
11y - 110 = 4y - 5
7y = 105
y = 15
so
<PTS = 11(15 - 10) = 11(5) = 55
Answer
<PTS = 55°