Answer:
3 : 1
Step-by-step explanation:
We have to compare the value of two sides.
Ratio of sides = 12 : 4 = 
= 3 : 1
Sin55=opp/hyp
Sin55=5/hyp
Hyp= 5/sin55
AB=Hypotenuse
Use slope formula Y2-Y1 over X2-X1 then simply and you get the slope. After that you plug one of the points into your y=mx+b equation.
Your equation should be:
-8= ( your new slope from the slope formula)x-5
R.I.P you can get the answer her
its 3