SOLUTION: A triangle contains two angles having measures of 91 degrees and 46 degrees. Find the measure of the third angle. The measure of the missing angle is ? degrees. (simplify your answ

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Question 691171: A triangle contains two angles having measures of 91 degrees and 46 degrees. Find the measure of the third angle. The measure of the missing angle is ? degrees. (simplify your answer. Type and integer or a decimal.)
Answer by stanbon(75887) About Me  (Show Source):
You can put this solution on YOUR website!
A triangle contains two angles having measures of 91 degrees and 46 degrees. Find the measure of the third angle. The measure of the missing angle is x degrees.
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Let the measure of the 3rd angle be "x":
Equation:
x + 91 + 46 = 180
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x + 137 = 180
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x = 43 degrees
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Cheers,
Stan H.