Prove that a triangle with sides that can be written in the form of n2 + 1, n2 - 1 and 2n (where n > 1) is right-angled.
Show, by means of a counterexample, that the converse is false.
[from The Curious Incident of the Dog in the Night-time]
Subscribe to:
Post Comments (Atom)
1 comment:
Has it come to this?
Post a Comment