Problem

Holiday Contest 2026 - Team Round - Problem 8

A sphere of radius 1 rests on the xy-plane, centered at (0,0,1). A light at point L=(1,0,3) shines down on the sphere, casting a shadow. Compute the area of this shadow to the nearest integer.


Show/Hide Problem Tags

Problem Tags: No tags

Want to contribute problems and receive full credit? Click here to add your problem!
Please report any issues to us in our Discord server