Grade 8 Mathematics Module 2, Topic A, Lesson 1


Student Outcomes

  • Students are introduced to vocabulary and notation related to rigid motions (e.g., transformation, image, and map).
  • Students are introduced to transformations of the plane and learn that a rigid motion is a transformation that is distance preserving.
  • Students use transparencies to imitate a rigid motion that moves or maps one figure to another figure in the plane.

Downloadable Resources

Common Core Learning Standards

CCLS State Standard
8.G.1.a Lines are taken to lines, and line segments to line segments of the same length.
8.G.1.b Angles are taken to angles of the same measure.
8.G.1.c Parallel lines are taken to parallel lines.

Curriculum Map