Answer:
(I'll edit this when I get home with the answer)
Step-by-step explanation:
As you see here, draw a line like that, and than each of those 2 triangles have 3 angles that get to 180° in total, so just make an equation of the 3 angles that equals to 180° and than solve for the variable there
google
1.2
9 3/5 divided by 8
the answer is 25
