Just though people might find it useful. I understand if it's not featured. https://www.online-ide.com/NZ2MHzuqSm

I JUST THOUGHT I'D SHARE THIS EVEN THOUGH IT'S NOT A DRAWING BUT FOR THOSE OF YOU THAT MIGHT NEED IT FOR WHATEVER REASON I MADE A CALCULATOR THAT FINDS THE AROC OVER AN INTERVAL FOR A PARABOLA IN VERTEX FORM. LINK IN COMMENTS.