MathDB
2017 Guts #18: Largest possible inscribed circle

Source:

February 21, 2017
geometry

Problem Statement

Let ABCDABCD be a quadrilateral with side lengths AB=2AB = 2, BC=3BC = 3, CD=5CD = 5, and DA=4DA = 4. What is the maximum possible radius of a circle inscribed in quadrilateral ABCDABCD?