Question

alexander wraps a gift box in the shape of a cube. the figure below shows a net for the gift box. how much wrapping paper did he use, in square feet?

Explanation:

Step1: Recall surface - area formula for cube

The surface area of a cube with side length $s$ is $SA = 6s^{2}$.

Step2: Identify side - length value

The side length of the cube $s=6.1$ ft.

Step3: Calculate surface area

Substitute $s = 6.1$ into the formula: $SA=6\times(6.1)^{2}=6\times37.21 = 223.26$ square feet.

Answer:

$223.26$ square feet