Education Technology

Handy Reflections

Published on 06/09/2008

Activity Overview

The purpose of this investigation is to:

  • Revise plotting points on the Cartesian plane
  • Use and understand aspect ratios
  • Improve estimation skills
  • Use a spreadsheet or a graphing calculator to draw a graph
  • Learn how to reflect lines and points in the x & y axis.
  • Before the Activity

    Students should have access to either the TI-83 or TI-84 family of calculators.

    During the Activity

    Students will: Revise plotting points on the Cartesian plane, use and understand aspect ratios, improve estimation skills, use a spreadsheet or a graphing calculator to draw a graph, and learn how to reflect lines and points in the x & y axis.

    After the Activity

    Review student answers:

  • As a class, discuss questions that appeared to be more challenging
  • Re-teach concepts as necessary