Unit 1 – Measurement System and Similar Triangles April 4, 2013 By troen lesson 1 – 1 prerequisite skills lesson 1 – 2 imperial measure lesson 1 – 3 metric to imperial lesson 1 – 4 similar triangles lesson 1 – 5 using similar triangles lesson 1 – 6 -unit review lesson 1 – 7 unit 1 test