SOLUTION: a trinangle has a 121 angle and a 5 degree angle . what is the measure of the 3rd angle?
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Question 19483: a trinangle has a 121 angle and a 5 degree angle . what is the measure of the 3rd angle?
Answer by xcentaur(357) (Show Source): You can put this solution on YOUR website!
angles of a triangle always sum up tp 180 degrees
so let the remaining angle be x
then we get
121+5+x=180
126+x=180
x=180-126=54 degrees
Hope this helps,
Prabhat
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