Step-by-step explanation:
y=11x-5 or something like that.. I'm not sure on the ending
A, C, And D
Could be these answers...
When you have two squares stacked on top of each other, pretend the angle in the bottom left of the top square is a 90 degree angle, that means that the angle of the square right underneath, also sharing the line, is a 90 degree angle. Or whatever you would need to get it equal to 180, my example was 90/90.