MathDB
Putnam 1986 B1

Source:

August 5, 2019
Putnam

Problem Statement

Inscribe a rectangle of base bb and height hh in a circle of radius one, and inscribe an isosceles triangle in the region of the circle cut off by one base of the rectangle (with that side as the base of the triangle). For what value of hh do the rectangle and triangle have the same area?