CPM Homework Help : CC3 Problem 9-97

Find the surface area and volume of the prism at the right.

Hint:

Surface area is the total area of the surfaces of an object.

Volume is the space that an object occupies:
To find the volume of a prism, multiply the volume of one layer by the number of layers.

More Help:

$10$ cubes make up this object.
How many sides act as a surface for the object and count towards the surface area?

Answer:

Surface Area $= 34$ square units
Volume $= 10$ cubic units

3-D cube model: The bottom layer has 2 rows aligned on the left. Row 1: 4 cubes, Row 2: 1 cubes. An identical second layer is placed on top of the first layer.