By cutting out equal squares of side x at each corner and then folding up the sides as in the figure. V box 10 20 8 V box 200 ft 2 8 ft V box 1600 ft 3 Example 4. V box l w h V box 9 8 5 V box 72 in 2 5 in V box 360 in 3 Take the quiz below to see how well you can find the.
We first use the formula of the volume of a rectangular box.
The formula is then volume box width x length x height. To find volume of a cylinder use the equation V pi x r 2 x h. We wish to find the dimensions of the box that minimize the amount of material used. March 1 2016 in Calculus tagged area Functions length volume A box with an open top is to be constructed from a rectangular piece of cardboard with dimensions 12 in.