Hello!!
Equation forms:

Therefore,

And, this is how your graph would look
Good luck :)
The x-intercept is 8 because it passes through the horizontal line (x) at point 8.
The y-intercept is -4 because it passes through the vertical line a (y) at point -4.
The correct answer is B.
Hope this helps!
I would say F cause a triangle sides add up to 180