MathDB
Putnam 1954 B4

Source: Putnam 1954

July 17, 2022
PutnamconicsparabolaIntersection

Problem Statement

Given the focus FF and the directrix DD of a parabola PP and a line LL, describe a euclidean construction for the point or points of intersection of PP and L.L. Be sure to identify the case for which there are no points of intersection.