I believe the answer is 45.
it's a i think, hope this helps
The slope of the graph is -1/2 using the rise over run method it rises up one and too the left twice so it would he -1/2
Answer:
A is given by:

Step-by-step explanation:
The base length of the triangle is 4 units shorter than the height.
This means that 
So



The expression for A in terms of h only was given above.