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one angle of a triangle is three times as large as another. the measure of the third angle is 40 degrees more than that of the smallest angle. find the measure of each angle

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Hello,

Let x the second angle
the first is 3x
the third 40°

3x+x+40=180
==>4x=140
==>x=35°
3x=3*35=105°

User Navnath
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