Assertion: ellipse's point | /r/Synonym | exterior or outer point of q.
Facets:
Source sentences:
text: If L intersects Q in two points (the maximum possible) then the polars of those points are tangent lines that pass through p and such a point is called an exterior or outer point of Q. If L intersects Q in only one point, then it is a tangent line and p is the point of tangency.