Question

find the surface area of this cube. be sure to include the correct unit in your answer. 3 yd 3 yd 3 yd

Explanation:

Step1: Recall surface - area formula

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

Step2: Identify side - length value

Given that $a = 3$ yd.

Step3: Substitute and calculate

Substitute $a = 3$ into the formula: $S=6\times(3)^{2}=6\times9 = 54$ square yards.

Answer:

$54$ yd²