Euclid's Approach to Congruence
Topics in Euclid's Approach to Congruence
Numbered in the order to learn them.
The Absence of "Congruence" in Euclid
Euclid's Concept of Angle
Euclid's Concept of Equality
Euclid's Omission of Triangle Congruence
Euclid's Proof of SAS by Superposition
Euclid's Proof of Isosceles Triangle Theorem
Euclid's Proof of Converse of Isosceles Triangle Theorem
Euclid's Proof of SSS by Superposition
Euclid's Proof of ASA