Lesson 21 Practice Problems 1 The triangles here are each

Last updated: 10/17/2023

Lesson 21 Practice Problems 1 The triangles here are each obtained by applying rigid motion 5 10 N 11 3 12 8 4 2 The quadrilateral is a parallelogram Find the measure of angles 1 2 and 3 13 9 5 14 10 80 6 15 a Which triangles are translations of triangle 17 Explain how you know 11 b Which triangles are not translations of triangle 1 Explain how you know 7