SOLUTION: Find the measures of the interior angles of a triangle whose two exterior angles equal to 120° and 150°.

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Question 1125909: Find the measures of the interior angles of a triangle whose two exterior angles equal to 120° and 150°.
Found 2 solutions by Alan3354, Edwin McCravy:
Answer by Alan3354(69443)   (Show Source): You can put this solution on YOUR website!
Interior + Exterior = 180 degs

Answer by Edwin McCravy(20056)   (Show Source): You can put this solution on YOUR website!
  
The triangle and the two given exterior angles are
drawn below and are indicated in green by the two 
green arcs. 

All you need to do is to calculate the two interior angles 
indicated by the red arcs.



Edwin

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