Square inches are units for area.

To calculate area in square inches, its mandatory to have your dimensions (length, width or radius) in inches.

**Formula to calculate square inches.**

Suppose you have a rectangular room and your asked to find its floor’s square inches.

First you will begin by measuring the length of the floor in inches and the width in inches also.

Then to find the square inches, you will use the formula to determine the area of rectangle to find the area of the floor in square inches.

**Example:**

Suppose you measured the length of a square floored floor in inches and found it to be 40 inches. Find the square inches of the kennel.

Therefore, the area of the kennel is 1,600 InĀ².