Previously, you learned about numerical expressions. In this lesson, you will learn about algebraic expressions,
> Use what you know to try to solve the problem below.
Kaley is making a long bench for a daycare center. She connects 1 foot wooden cubes
in a row. She will use fabric to cover the bench on all sides, including the bottom.
What is the surface area to be covered with fabric if Kaley uses 20 cubes?
1 cube
2 cubes
3 cubes
TRY
IT
Math Toolkit centimeter cubes, connecting cubes, grid paper
(4) 1x5x2 = 10