The threee angle of a tiriangle ABC are in the ratio 1:2:1. find all the angles of a triangle Classify the triangle in 2 diffrent ways.
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Let the angles of the triangle be x,2x and x.
X + 2X + X = 180°
4X = 180°
X = 45°
= The angles are (X) 45° , (2X) 90° and (X)45°.
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