Question

The first two angles in a triangle are 75 degrees and 60 degrees. What does the third angle have to be?

A. 35 degrees
B. 45 degrees
C. 55 degrees
D. 100 degrees

Answer 1

B) the third angle has to be 45, because the sum of the three angles in a triangle is 180 degrees. 60 + 75 + 45 = 180