# SOLUTION: 10. Two angles of a triangle have measures of 45° and 75°. Which of the following could not be a measure of an exterior angle of the triangle? 60° 105° 135°

Algebra ->  Algebra  -> Triangles -> SOLUTION: 10. Two angles of a triangle have measures of 45° and 75°. Which of the following could not be a measure of an exterior angle of the triangle? 60° 105° 135°       Log On

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 Click here to see ALL problems on Triangles Question 596355: 10. Two angles of a triangle have measures of 45° and 75°. Which of the following could not be a measure of an exterior angle of the triangle? 60° 105° 135° 120° Answer by Alan3354(30983)   (Show Source): You can put this solution on YOUR website!10. Two angles of a triangle have measures of 45° and 75°. Which of the following could not be a measure of an exterior angle of the triangle? 60° 105° 135° 120° =========== Find the 3rd angle. Then subtract each of the 3 angles from 180 to find the exterior angles.