unit 1. day 6b
Post on 20-Jul-2015
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Warm-Up
Graph.
1. y = 4 2. x = -3
Essential Question
Why do you have to label the new points on the polygon that you have transformed?
Reflections Day 2
Unit 1, Day 6
Common Core GPS
MCC8.G.1: Verify experimentally the properties of rotations, reflections, and translations:
a. Lines are taken to lines, and line segments to line segments of the same length.
b. Angles are taken to angles of the same measure.c. Parallel lines are taken to parallel lines.
MCC8. G. 2: Understand that a two-dimensional figure is congruent to another if the second can be obtained from the first by a sequence of rotations, reflections, and translations; given two congruent figures, describe a sequence that exhibits the congruence between them.
Language of the Standards
What is a translation?
What is a reflection?
What is a reflection line?
Reflect
Reflect
Reflect
Reflection Line?
Reflection Line?
Reflection Line?
Reflection Line?
Translate
Translate:
What is the translation?
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Closing:
What have you learned about reflections?
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