Take the measurement of the length of the diagonal of the square. 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. You can input only integer numbers decimals or fractions in this online calculator -24 57.
The formula for the area of a square is side 2 as seen in the figure below.
A ½ d 2 square units. A ½ d 2 square units. The surface area of a cube can be calculated by summing the total areas of its six square faces. More in-depth information read at these rules.