I myself only ever visit chewbac.ca!

It wouldn’t. A tetrahedron has four sides, hence the name, while an Egyptian-style pyramid has five (if you include the base, otherwise it isn’t even a polyhedron).

In case anyone genuinely has this misconception: birds branched off from the other dinosaurs during the Jurassic, probably over 100 million years before the astroid hit. Dinos didn’t suddenly grow feathers and a beak because a big rock hit them.