Answer:
2√3
Step-by-step explanation:

We know that :

From the figure, We can notice that :
Ф Adjacent side length = 8
Ф Hypotenuse length = 11



2304 cubic inches. You multiply the length, width, and base
We know from the slope intercept form that y=mx+b so the y intercept is 12 while every hour the cost goes up by 8