Question

find the area of this cube. be sure to include the correct unit in your answer. 8 in 8 in 8 in

Explanation:

Step1: Recall surface - area formula

The surface - area formula of a cube is $S = 6a^{2}$, where $a$ is the side - length of the cube.

Step2: Substitute the side - length value

Given $a = 8$ in, substitute it into the formula: $S=6\times(8)^{2}$.

Step3: Calculate the result

First, $(8)^{2}=64$, then $6\times64 = 384$ square inches.

Answer:

$384$ in²