What's the Angle?

Author

Ilene Hamilton/ Ray Klein

Alignment

Standards Alignment

Textbook Alignment

Subject Area

Math: Geometry: Quadrilaterals and Polygons

Level

9-12

Activity Time

50 Minutes

Software

TI Connect™

TI Calculator

TI-89 / TI-89 Titanium

Applications

The Geometer's Sketchpad® for TI-92 / Voyage™ 200

Resource Types

Lessons

Report an Issue

What's the Angle?

Activity Overview

Students discover properties of interior and exterior angles of convex polygons using the TI-89 and Geometer's Sketchpad. (Topic - Interior and Exterior Angles of Convex Polygons)

During the Activity

Students will use the TI-89 and Geometer's Sketchpad to discover properties of interior and exterior angles of convec polygons. This activity can be teacher directed or discovery.

After the Activity

Review student answers:

As a class, discuss questions that appeared to be more challenging

Re-teach concepts as necessary

Download Files

Download All Files (ZIP)

During the Activity Files

Polygons 14 GSP.pdf

Author

Ilene Hamilton/ Ray Klein

Alignment

Standards Alignment

Textbook Alignment

Subject Area

Math: Geometry: Quadrilaterals and Polygons

Level

9-12

Activity Time

50 Minutes

Software

TI Connect™

TI Calculator

TI-89 / TI-89 Titanium

Applications

The Geometer's Sketchpad® for TI-92 / Voyage™ 200

Resource Types

Lessons

Report an Issue

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What's the Angle?

The Geometer's Sketchpad® for TI-92 / Voyage™ 200

What's the Angle?

During the Activity Files

The Geometer's Sketchpad® for TI-92 / Voyage™ 200

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