Suppose the length of each edge of an ice cube is 19 centimeters. The cube is then cut horizontally in half into two smaller rectangular prisms. Determine the surface area of one of the two prisms.
A student wants to make a net of the rectangular prism shown. Work out the surface area of the net that he would need to draw given that the measurements are in inches.
Work out the surface area of the prism.
Mark uses cardboard to build a box 30 cm long, 25 cm wide, and 20 cm high. How much cardboard is needed?