Question

A rectangular storage container with an open top and a square base has a volume of 8 cubic meters. Material for the base costs $5 per square meter and material for the sides $2 per square meter.
Find a formula that expresses the total cost of materials as a function of the length of a side of the base.

Answer 1

call a side of the base 'l', the base has an area of l^2 if the box is 'h' meters high, what is the total area?

Answer 2

you there?

Answer 3

Thanks! Got it now--I got hung up on the volume value that was given in the problem and forgot about the area :)

Answer 4

great!