# Common Issues with Transformations

Grade 9-12 / Math / Geometry
CCSS: Math.HSG.CO.A.4 Math.HSG.CO.A.5

Common Core State Standards

 Math Math HSG High School: Geometry CO Congruence A Experiment with transformations in the plane 4 Develop definitions of rotations, reflections, and translations in terms of angles, circles, perpendicular lines, parallel lines, and line segments. Download Common Core State Standards (PDF 1.2 MB)

Common Core State Standards

 Math Math HSG High School: Geometry CO Congruence A Experiment with transformations in the plane 5 Given a geometric figure and a rotation, reflection, or translation, draw the transformed figure using, e.g., graph paper, tracing paper, or geometry software. Specify a sequence of transformations that will carry a given figure onto another. Download Common Core State Standards (PDF 1.2 MB)
Lesson Objective
Work in pairs to understand transformations
Length
9 min
Questions to Consider
How does Ms. Mekita decide to pair the students for the collaborative task?
How does the word and shape card activity encourage mathematical reasoning?
Why does Ms. Mekita give each student personalized guiding questions for the post assessment?