if the area of a square with sides of length 8 centimeters is equal to the area of a rectangle with a width of 4 centimeters , what is the length of the rectangle , in centimeters ?
"let length of rectangle = l 8 ^ 2 = l * 4 = > l = 64 / 4 = 16 answer d"
divide(power(8, const_2), 4)