Question 247738
PQR and ABC are supplementary angles and PQR is nine times as large as ABC. Determine the measure of each angle.
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q + b = 180 degrees
q = 9b
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Substitute for "q" and solve for "b":
9b + b = 180
10b = 180
b = 18 degrees
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Since q + b = 180
q + 18 = 180
q = 162 degrees
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PQR = 162 degrees
ABC = 18 degrees
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Cheers,
Stan H.