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The second angle of a triangle is twice the measure of the first angle. The third angle is 12° more than the measure of the first angle. Find the three angles.
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The second angle of a triangle is twice the measure of the first angle. The third angle is 12° more than the measure of the first angle. Find the three angles.

User Ray Doyle
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the first angle is 42 degrees
the second angle is 84 degrees
the third angle is 54 degrees
The second angle of a triangle is twice the measure of the first angle. The third-example-1
User Peter Lang
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