Assessment timer and count Assessment items The area of a square can be found using the equation A = s², where A is the area and s is the measure of one side of the square. Match the equation for how to solve for the side length of a square to its description. A square has an area of 60 in2. A.) s= 60 2√ in. B.) s= 60√ in. C.) s= 60² in. D.)s = 60 in.