STEP 1: Place a coin on a flat surface. Next to it, place four coins in the shape of a square. Image caption, STEP 2: Repeat this four times, increasing the size of the square by 1 coin in width and ...

The minimum point is the minimum y value that the parabola reaches. The maximum point is the maximum y value that the parabola reaches. The symmetry of the parabola is created because each x value is ...