New posts in Conic Sections

Lampshade Geometry Problem

Why does the "T=0" method to calculate tangent work?

Determining the major/minor axes of an ellipse from general form

What is the focal width of a parabola?

Why are two definitions of ellipses equivalent?

How to derive the equation of a parabola given a focus and a directrix not parallel to the x or y axis?

2D point projection on an ellipse

Determining the angle degree of an arc in ellipse?

How to determine the arc length of ellipse?

What is the general equation of the ellipse that is not in the origin and rotated by an angle?