How do you get the largest area of a rectangle possible when you are given a fixed perimeter?
Make the dimensions of a square
How do you get the smallest surface area possible of a square based prism when you’re given a fixed volume?
Make the prisim a cube
How do you get the largest volume possible of a square based prism when you’re given a fixed surface area?
Make the prism a cube
How do you get the largest possible volume of a cyclinder when you are given the surface area?
Make the height equal to the diameter
How do you get the smallest surface area possible for a cylinder with a fixed volume?
Make the height equal to the diameter