Homework Help: algebra

Posted by Eric on Wednesday, September 28, 2011 at 4:10pm.

in a triangle abc, the measure of angle b is 34 degrees more than three times the measure of angle a. the measure c is 56 degrees more than the angle a. what is the measure of each angle

algebra - PsyDAG, Thursday, September 29, 2011 at 11:54am
b = 3a +34º, c = a + 56º

a + (3a+34º) + (a+56º) = 180º

Solve for a, then the other angles.

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