Question

Which of the following list of degree measures does NOT crest s triangle ?

A. 45,45,90
B. 100,40,40
C. 30,60,90
D. 50,20,80

Answer 1

Option D is the correct answer

A triangle’s angles must add up to 180 to be a proper triangle. Option A, B, and C added up all equal 180, whereas option D only equals 150.