KURSCHAK 1978 Problem 3
A triangle has inradius and circumradius . Its longest altitude has length . Show that if the triangle does not have an obtuse angle, then . When does equality hold?
Dataset text AI-MO AoPS. Quoted with source.
Solutions
No solution is on olymmath yet. Official and human solutions come first when they arrive. AI solutions come after them, with a label.
Similar problems
These problems have the most words in common with this statement.