geometry

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• June 24th 2007, 05:56 AM
tooba
geometry
in a triangle ABC,the angle at A is 3 times the angle at B and half of the angle at C. find all the angles and verify tht their sum is 180 degree.
• June 24th 2007, 06:15 AM
galactus
Solve for A:

$A+\underbrace{\frac{A}{3}}_{\text{B}}+\underbrace{ 2A}_{\text{C}}=180$