Unitl

Similarity, Congruence,and Proofs

Lesson 1 Dilations and Similarity 6

Lesson 2 Similar Triangles 14

Lesson 3 Rigid Motions and Congruence 22

Lesson 4 Congruent Triangles 30

Lesson 5 Proving Theorems Using Similarity

and Congruence 38

Lesson 6 Constructions of Lines and Angles 46

Lesson 7 Constructions of Polygons 56

Unit 1 Review 62

EJ Unit 1 Performance Task 68