Education Technology

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

Published on 03/15/2009

Activity Overview

The students will use the .tns documents REFLECT2 to discover the relationship between the measures of the angles of a pre-image and image after reflection through a line.

Before the Activity

  1. Download the .tns document REFLECT2 to handhelds using TI-Nspire Computer link software or Connect to Class software.
  2. Students should do the worksheet "Using TI-Nspire to Explore".

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 reflection through a line.

  1. Distribute the Student Worksheet for angle measure.
  2. Students use the .tns documents REFLECT2 to answer questions from student worksheet.

After the Activity

Review student results from worksheet.