Question

find the lateral area of the cube. 9 in. 9 in. 9 in. square inches

Explanation:

Step1: Recall lateral - area formula for cube

The lateral area of a cube $L$ is given by $L = 4s^{2}$, where $s$ is the side - length of the cube.

Step2: Identify the side - length

The side - length of the cube $s = 9$ inches.

Step3: Calculate the lateral area

Substitute $s = 9$ into the formula: $L=4\times9^{2}=4\times81 = 324$ square inches.

Answer:

324