Question

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.

Answer 1

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

Answer 2

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.