how to find the surface area of the of a rectangleular prism pencil holder without a top and that the side length and with of the square base is 4 inches
The area of the base is 4 x 4 = 16 square inches.
Also, each side has an area of 16 square inches.
There are 4 sides and a bottom (no top) so the total area is 16 x 5 = 80 square inches.
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