Find the length of the side of a square if its area is 81 square inches.
A. 9 inches
B. 3 inches
C. 40.5 inches
D. 162 inches

Given that the area is 81 square inches, find out the length of the side of a square.

Area of Square = s^2

To find out the length, find the square root of 81.

Square root of 81 is 9.

9 x 9 = 81

Therefore, the length of a side on a square with an area of 81 inches is 9 inches.

9

Step-by-step explanation:

just did it

step-by-step explanation:

two pairs of adjacent sides are of equal length. this implies that one diagonal divides the kite into congruent triangles, and so the angles between the two pairs of equal sides are equal in measure. it also implies that the diagonals are perpendicular.