Parabolas


 * __Parabolas are Everywhere!!! __**



Standard Parabola y=x^2



This image gives an idea of the location of the directrix and focus 

These are the equations i used to find the directrix and focus Directrix:  y=c-(b^2+1)/2a  Focus:  (-b/2a, c+(1-b^2/4a)

Natural Parabolas:





Man Made Parabolas: