Education Technology

The Pythagorean Theorem And Classifying Triangles

Subject Area
Math: Geometry: Triangles
Level
9-12
Activity Time
45 Minutes
TI Calculator
TI-84 series
Resource Types
Lessons

The Pythagorean Theorem And Classifying Triangles

Activity Overview

Students will use the converse of the Pythagorean Theorem to predict a triangle's classification. The Cabri Jr. App on the TI-83+/84+ family will be used to create triangles and find their measurements.

Before the Activity

--Review the Pythagorean Theorem with students.

--Install the Cabri Jr. App on the students' graphing calculators using TI Connect, a TI Connectivity Cable and the Unit-to-Unit Link Cable.

During the Activity

--Distribute the Lab pages to the students.

--Follow the Activity procedures.

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: Triangles
    Level
    9-12
    Activity Time
    45 Minutes
    TI Calculator
    TI-84 series
    Resource Types
    Lessons
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