Which statements about the figure are true check all that apply

50 ! pls ! 12.  building codes regulate the steepness of stairs. homes must have steps that are at least 13 inches wide for each 8 inches that they rise.

a. discuss how to find the slope of the stairs.
b. describe how changing the width or height affects the steepness of the stairs.

Answer this question, only if you know the answer. 30 points and brainliest!

One line passes through (-7,-4) and (5,4) . another line passes through the point (-4,6) and (6,-9)