Question 1199692
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The two other angles are 5x and 7x, and

    5x + 7x = 180 - 60 degs.


Simplify and find x

     12x   = 120

       x   = 120/12 = 10.


<U>ANSWER</U>.  Two other angles are 50 degs and 70 degs.
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Solved.