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Geometry

(13 Units, 90 Lessons)

Unit 4 - Defining Transformations (7 Lessons)

Rotational Symmetry

Geometry

» Unit:

Defining Transformations

Big Idea:Turnabout Play is Fair...and Fun. In this lesson, students explore rotational symmetry.

16 Resources

24 Favorites

16 Resources

24 Favorites

Defining Translations

Geometry

» Unit:

Defining Transformations

Big Idea:Putting the 'if and only if' in translation. In this lesson, students discover the defining characteristics of translations.

12 Resources

21 Favorites

12 Resources

21 Favorites

Defining Reflections

Geometry

» Unit:

Defining Transformations

Big Idea:Mirror, mirror, on the wall...what defines reflections all? In this lesson, we'll formalize the definition of reflection in the coordinate plane.

13 Resources

16 Favorites

13 Resources

16 Favorites

Defining Rotation

Geometry

» Unit:

Defining Transformations

Big Idea:You got me goin' in circles...

12 Resources

12 Favorites

12 Resources

12 Favorites

Verifying Transformation Definitions

Geometry

» Unit:

Defining Transformations

Big Idea:Calling for backup...In this lesson, students bring in the heavy artillery- dynamic geometry software- to reinforce the definitions of translations, reflections and rotations.

10 Resources

17 Favorites

10 Resources

17 Favorites

Mapping and Congruence

Geometry

» Unit:

Defining Transformations

Big Idea:Let's Map it Out. In this lesson, students show that figures are congruent by mapping one onto the other.

18 Resources

30 Favorites

18 Resources

30 Favorites

Mapping with Reflections

Geometry

» Unit:

Defining Transformations

Big Idea:Three degrees of separation? In this lesson, students learn that any series of rigid transformation can be duplicated with at most three reflections.

14 Resources

10 Favorites

14 Resources

10 Favorites