What is the perimeter of ADEF to the nearest tenth?

Find the volume of the solid generated when the region bounded by y= x and y= 4√x is revolved about the x-axis the volume of the solid is: (type an exact answer cubic units)

Abox of chocolates costs $7. which equation relates the number of boxes sold (x) and total cost of the boxes sold (y)?

Find an equation of the line perpendicular to the graph of 28x-7y=9 that passes through the point at (4,1)