Types of Triangles
"What's in a triangle? That which we call a three-sided polygon By any other name would look as such." –Euclid, Geomet-Romeo and Juli-Ometry In this particular quote, Euclid (who...
Congruence and Congruence Transformations
What do Mary-Kate and Ashley Olsen, Oompa-Loompas, and triangles all have in common? Triangles are still waiting for their big break into the movie business, and of the three, Oompa-Loompas are the...
SSS and SAS
If two triangles have edges with the exact same lengths, then these triangles are congruent. This is called the Side Side Side Postulate, or SSS for short (not to be confused with the Selective Ser...
ASA and AAS
Up until now, sides have been hogging the spotlight (they're really hammy). If we give angles the floor for a bit, maybe they'll make some interesting discoveries for us.If we have two angles whose...
Triangles on the Coordinate Plane
Just like we've done with everything so far, we can stick triangles on a coordinate plane. We're sure you'd rather send them on a 737 to Abu Dhabi or to the North Pole, but we're stuck with coordin...