Education Technology

Finding the Endpoint of a Segment Given One Endpoint and the Midpoint

Subject Area
Math: Geometry: Analytic Geometry
Level
9-12
Activity Time
15 Minutes
TI Calculator
TI-84 series
Other Materials
Student Handout
Resource Types
Lessons

Finding the Endpoint of a Segment Given One Endpoint and the Midpoint

Activity Overview

The purpose of the activity is for students to verify how to determine the coordinates of an endpoint of a segment, given the midpoint and other endpoint, using the dynamic capabilities of Cabri Jr.

Before the Activity

You will need to transfer the application variable MIDENDPT.8xv to each student calculator. You can do this through a TI-Navigator system, or you can download the file onto your calculator using TI Connect and then link your calculator to each student calculator.

During the Activity

Give each student a copy of the student handout. You should allow 10-15 minutes for the students to work though the handout.

After the Activity

Review student answers:

  • As a class, discuss questions that appeared to be more challenging
  • Re-teach concepts as necessary
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    Subject Area
    Math: Geometry: Analytic Geometry
    Level
    9-12
    Activity Time
    15 Minutes
    TI Calculator
    TI-84 series
    Other Materials
    Student Handout
    Resource Types
    Lessons
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