Chapter 4: Congruent Triangles. Created by: CK-12 CK-12 Geometry Read Resources Details Chapter Outline 4.1. Triangle Sums4.2. Congruent Figures4.3. Triangle Congruence using SSS4.4. Triangle Congruence Using ASA and AAS4.5. Proof Using SAS and HL4.6. Using Congruent Triangles4.7. Isosceles and Equilateral Triangles4.8. Congruence Transformations Chapter Summary Image Attributions Description This chapter covers the Triangle Sum theorem, triangle congruence, the SSS and ASA postulates, the AAS congruence theorem, two-column and flow proofs, the HL congruence theorem, AAA and SSA relationships, and isosceles and equilateral triangles. Authors: Bill Zahner Tags: AAA AAS similarity (37 more) transitive property of congruence identity property of congruence congruence HL equilateral triangle remote interior angles translation dilation obtuse triangle constructions transformations reflexive property of congruence auxiliary lines interior angles ASA acute triangle SAS exterior angles corresponding sides legs right triangle Triangle Sum Theorem flow proofs symmetric property of congruence Reflection Third Angle Theorem CK.MAT.ENG.SE.1.Geometry.4 equiangular triangle Base Angles Theorem distance formula rotation isosceles triangle SSS acute angles hypotenuse corresponding angles SSA Categories: mathematics Geometry Grades: 9 , 10 , 11 Date Created: Feb 22, 2012 Last Modified: Dec 12, 2013 You can only attach files to None which belong to you If you would like to associate files with this None, please make a copy first.