Answer:
B
Explanation:
The angles of a triangle will always have a sum of 180.
A: 30+60+90=180 it checks
B: 105+13+90=208 this is not correct
C: 42+57+81=180 it checks
D: 120+32+28=180 it checks
Therefore, B is not the correct answer.
5.7m questions
7.5m answers