What shape is in the picture?

Yes, I have seen this shape in Geometry book. it's a different shape.

Ray, An ellipse has a mathematical description: the Sum of the distances between the two foci remain the same. It can also be described by conic sections. An oval is just something not quite circular, has no mathematical meaning. But an ellipse is an oval, an oval can be an ellipse.

It's also an Oval .

All I care about is that my projectile hits where the two lines intersect. " i , Sniper "

I'm not good at the ellipse

So ellipse and oval are the same thing. Now I know.