1. Unit 4 Lesson 6 – Dilations Mapping Angles

2. Page 27 Concentric Circles

3. Page 27...

4. Page 28 Q(2, 1) R(8, 2) P(4, 6) Q’(4, 2) R’(16, 4) P’(8, 12). P’. Q’. R’ 6 4 6 4 1 2 1 2 2 8 2 8

5. Page 28 The image segments are parallel to their pre-image. The angles are congruent.

6. Page 29 StatementsReasons 1.Given 2. Dilating a segment from a point not on the segment produces a parallel segment 1 3. When parallel lines are cut by a transversal the corresponding angles are congruent 4. Substitution

7. Page 30 Corresponding parts Ratio :

8. Page 30 Ratio :

9. Homework Page 31 – you need a compass and a straightedge