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OpenStudy (anonymous):
the measures of angles of a triangle are in the extended ratio 3:5:7. what is the measure of the smallest angle
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OpenStudy (mertsj):
3x+5x+7x=180
OpenStudy (mertsj):
Solve for x
OpenStudy (anonymous):
Well there are 180 degrees in a triangle. So 180 / 15 = 12. So Each "1" = 12 degrees. So the angles would be 3(12):5(12):7(12) or 36, 60, 84
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