This is a scalene triangle because all of the angles are different, and scalene triangles have no equal sides.
Correct me if I'm wrong. :)
Answer:
A is correct, when two lines have 1 intersection (1 solution).
Step-by-step explanation:
B Two lines are parallel => No intersection (no solution).
C Two lines are coincident => Many intersection (many solutions).
Hope this helps!
:)