Ninjakitten85 Ninjakitten85

14-06-2017
Mathematics

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If two supplementary angles have measures of 9x and 3x, what is the measure of the longer angle

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konrad509 konrad509

14-06-2017

[tex]9x+3x=180\\ 12x=180\\ x=15\\\\ 9\cdot15=135[/tex]

135

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