The area of a square is 81 square centimeters. find the length of a side. find the length of the diagonal.

5   1/4   miles per hour

step-by-step explanation:

15   3/4 / 3 = 5   1/4

the formula for the equation of a circle is (x – h)2+ (y – k)2 = r2, where (h, k) represents the coordinates of the center of the circle, and r represents the radius of the circle. if a circle is tangent to the x-axis at (3,0), this means it touches the x-axis at that point.