The measures of the angles of a triangle are in the ratio 5:6:7. What is the measure, in degrees, of the smallest angle of the triangle?

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Dec 4, 2016

The sum of all angles in a triangle is 180.
If the angles are in the ratio 5:6:7, then they are in the ratio 5x:6x:7x. The sum of all the angles = 18x = 180
x = 10, and the lowest angle is 50.
The angles are 50, 60, and 70.

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