Question 408983
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Hi
supplementary angles
Let x and (180°-x)represent the larger and smaller of the two respectively
Question states***
  (180°-x) = x/17
Solving for x
 17(180°-x) = x
   17*180° = 18x
     170° = x, the larger of the two supplementary angles. the smaller 10° 
 
CHECKING our Answer***
  10° = 170°/17