Answer:
56n thats what ben said
Step-by-step explanation:
hohoho corent answer
Supplementary and adjacent are the two correct choices.
I believe b is about 16.3, hope this helps
You just have to figure it where you can place 2 solid lines and get 10 triangles ( i can only get 9). Think about the pentagon in the middle of the triangles and see if somehow you can create more triangles using only the two straight lines.