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If angle∠ a and angle∠ b are supplementary angles and angle∠ a is nine nine times as large as angle∠ ​b, find the measures of angle∠ a and angle∠ b

User Jamyang
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1 Answer

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a+b=180
a=9b
9b+b=180
10b=180
b=18
a=162
User Tmeisenh
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