HSG-CO.A.3

Given a rectangle, parallelogram, trapezoid, or regular polygon, describe the rotations and reflections that carry it onto itself.

 
22 Lesson(s)
   

Rocking Rotations

Geometry » Unit: Transformers and Transformations
Geometry » Unit: Transformers and Transformations
Stephanie Conklin
Saratoga Springs, NY
Environment: Suburban
 
Big Idea:

Students will use a hands-on approach to discovering how polygons are rotated in clockwise and counterclockwise rotations.

Standards:
 
Favorites (8)
 
Resources (29)
 
Reflections (3)
translating ghost resized
   

Introduction to Transformations and Reflections

Geometry » Unit: Transformers and Transformations
Geometry » Unit: Transformers and Transformations
Stephanie Conklin
Saratoga Springs, NY
Environment: Suburban
 
Big Idea:

Transformers ... dum dum dum!! This lesson features video clips from the Transformer Movie series to engage students and help connect their prior knowledge of this vocabularly.

 
Favorites (17)
 
Resources (15)
transformers man
   

Reflectional and Rotational Symmetry

Geometry » Unit: Transformational Geometry
Geometry » Unit: Transformational Geometry
Marisa Laks
New York, NY
Environment: Urban
 
Big Idea:

This is the first lesson in a unit on transformations. Students will examine different objects and identify their symmetries and orders of rotation based on their prior knowledge from the eighth grade.

 
Favorites (14)
 
Resources (16)
 
Reflections (1)
reflectional and rotational symmetry
   

Fall Interim Assessment

Geometry » Unit: Fall Interim Assessment: Geometry Intro, Constructions and Rigid Motion
Geometry » Unit: Fall Interim Assessment: Geometry Intro, Constructions and Rigid Motion
Marisa Laks
New York, NY
Environment: Urban
 
Big Idea:

This is a comprehensive assessment of Units 1, 2 and 3.

 
Favorites (3)
 
Resources (6)
 
Reflections (1)
interim assessment image
   
Geometry » Unit: Transformational Geometry
Marisa Laks
New York, NY
Environment: Urban
 
Big Idea:

Students will further investigate reflectional and rotational symmetry, specifically in quadrilaterals and regular polygons, which is demonstrated using Geometer's Sketchpad.

 
Favorites (2)
 
Resources (15)
 
Reflections (1)
reflectional and rotational symmetry quadrilaterals and regular polygons image
   

Compositions, Not Just a Notebook

Geometry » Unit: Transformers and Transformations
Geometry » Unit: Transformers and Transformations
Stephanie Conklin
Saratoga Springs, NY
Environment: Suburban
 
Big Idea:

Students will be introduced to compositions of functions by looking at MC Escher’s famous tessellations drawings. This lesson will then specifically explore glide reflections and give students an opportunity to review transformations including reflections

 
Favorites (4)
 
Resources (17)
eschers ants on a mobius strip
   

Transformations Unit Assessment

Geometry » Unit: Transformations
Geometry » Unit: Transformations
Beth Menzie
Amsterdam, NY
Environment: Urban
 
Big Idea:

Test time! Students take the unit assessment, demonstrating their ability to apply their knowledge of transformations.

 
Favorites (2)
 
Resources (21)
 
Reflections (1)
image2 unit test
   

Transformations Review

Geometry » Unit: Transformations
Geometry » Unit: Transformations
Beth Menzie
Amsterdam, NY
Environment: Urban
 
Big Idea:

Time for the unit review and pulling all of the concepts together!

 
Favorites (4)
 
Resources (24)
 
Reflections (3)
image 2 unit review
   

Project and Assessment for Transformation Unit

Geometry » Unit: Transformers and Transformations
Geometry » Unit: Transformers and Transformations
Stephanie Conklin
Saratoga Springs, NY
Environment: Suburban
 
Big Idea:

Students will be assessed in multiple ways on the transformations unit using a choice of 2 projects and a formal exam.

 
Favorites (4)
 
Resources (18)
 
Reflections (1)
eschers dragons
   

Rigid Motion and Congruence Unit Quiz

Geometry » Unit: Congruence and Rigid Motions
Geometry » Unit: Congruence and Rigid Motions
Tom Chandler
Ault, CO
Environment: Rural
 
Big Idea:

Students complete the summative assessment for the unit. Game Day!

 
Favorites (1)
 
Resources (16)
unit quiz image
   

Equivalent Transformations and Symmetry

Geometry » Unit: Transformations
Geometry » Unit: Transformations
Beth Menzie
Amsterdam, NY
Environment: Urban
 
Big Idea:

Symmetry in terms of reflections and rotations. Students unpack the standard and solidify their knowledge of compositions of transformations.

 
Favorites (2)
 
Resources (27)
 
Reflections (3)
image symmetry
   

Calling All Quads

Geometry » Unit: Pretty Polygons
Geometry » Unit: Pretty Polygons
Stephanie Conklin
Saratoga Springs, NY
Environment: Suburban
 
Big Idea:

Students will lead class in presenting on key facts about quadrilaterals like squares, rectangles, rhombi, trapezoids, isosceles trapezoids and kites.

 
Favorites (4)
 
Resources (19)
 
Reflections (2)
shapes calling all quads
   

Isometry, Survival of the Fittest and Review

Geometry » Unit: Transformers and Transformations
Geometry » Unit: Transformers and Transformations
Stephanie Conklin
Saratoga Springs, NY
Environment: Suburban
 
Big Idea:

Students will play a vocabulary game called survival of the fittest to reinforce their knowledge of transformations and key vocab words. After this, there is a brief lesson that can be student-led which reviews compositions of transformations and connects

 
Favorites (2)
 
Resources (17)
survival of the fittest hult
   

Mapping and Congruence

Geometry » Unit: Defining Transformations
Geometry » Unit: Defining Transformations
Anthony Carruthers
Pasadena, CA
Environment: Suburban
 
Big Idea:

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

 
Favorites (29)
 
Resources (18)
 
Reflections (1)
congruent figures mapping
   

Common Core Geometry Midcourse Assessment Review Day 1 of 2

Geometry » Unit: Common Core Geometry Midcourse Assessment
Geometry » Unit: Common Core Geometry Midcourse Assessment
Marisa Laks
New York, NY
Environment: Urban
 
Big Idea:

Students create a review sheet covering topics from the first day of the midcourse assessment. They write tips for performing constructions and create questions about transformations on the coordinate plane.

 
Favorites (1)
 
Resources (11)
midcourse assessment review day 1 image
Common Core Math
 
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