Education Technology

NYS Standard G.G.55 - Determining if angle measure is preserved under a glide reflection.

Published on 03/16/2009

Activity Overview

The students will use the Cabri Jr. APPVAR GLIDRFL2 to discover the relationship between the measures of the angles of a pre-image and image after a glide reflection.

Before the Activity

  1. Download the Cabri Jr. APPVAR GLIDRFL2 to handhelds using TI-Connect software and unit to unit link cables. GLIDRFL2 may also be sent via TI-Navigator
  2. Students should do the worksheet "Selecting and dragging an object using Cabri Jr."

During the Activity

This activity is a lesson launcher for understanding the relationship between the measures of the angles of a pre-image and image after a glide reflection.

  1. Distribute the Student Worksheet for G.G. 55 angle measure.
  2. Students use the Cabri Jr. APPVAR GLIDRFL2 to answer questions from student worksheet.

After the Activity

Review student results from worksheet.