Answer:
You can't tell a slope from a single point. In order to get the slope you would need (2,-3) and another point on your graph. A single point dosn't give you a line therfore you cant find the slope of that line.
Step-by-step explanation:
in any other case to find the slope do rise/run which is the same as y2-y1/x2-x1. Hope this helps!!
I think the answer is 15π inches ² or 15