MathDB
min area of a triangle inscribed in a right angle

Source: VI Soros Olympiad 1990-00 R1 9.9 https://artofproblemsolving.com/community/c2416727_soros_olympiad_in_mathematics

May 27, 2024
geometrygeometric inequalityright angle

Problem Statement

The center of a circle, the radius of which is rr, lies on the bisector of the right angle AA at a distance aa from its sides (a>ra > r). A tangent to the circle intersects the sides of the angle at points BB and CC. Find the smallest possible value of the area of triangle ABCABC.