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What is the value of x?

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A triangle with angle measures thirty-nine degrees and one hundred two degrees. The third angle has an unknown measure, x degrees.

User Ehennum
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Answer:

39

Explanation:

add 39 and 102 together you get 141. then subtract that by 180 you get -39, just forget about the negative and your answer is 39

User SammyT
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The value of X is 39 degrees. You have to add 102 degrees and 39 degrees to get 141 degrees. All triangles equal up to 180, so subtract 141 from 180, and you get 39 degrees.
User Hanz
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