Activities

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- Calc File 2
- Calc File 3
- Calc File 4
Alignment
- Standards Alignment
- Textbook Alignment
Subject Area
- Math: Geometry: Similarity and Proportion
Author

Texas Instruments
Level

9-12
Activity Time

45 Minutes
Device
- TI-84 Plus
- TI-84 Plus Silver Edition
- TI-84 Plus C Silver Edition
- TI-84 Plus CE
Software

TI Connect™ CE
Applications
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Ratios of Similar Figures

Activity Overview

Students will explore the ratio of perimeter, area, surface area, and volume of similar figures in two-dimensional figures.

Key Steps

Students will use the Cabri™ Jr. app to discover the ratios of similar figures. In Problem 1, they will explore the ratios of the perimeters and areas of similar triangles.
In Problem 2, students will explore the ratios of the perimeters and areas of similar quadrilaterals.

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Activities

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Teacher Files

Student Files

Alignment

Subject Area

Author

Level

Activity Time

Device

Software

Applications

Cabri™ Jr. for TI-83 Plus and TI-84 Plus

Cabri™ Jr. for TI-84 Plus C Silver Edition

Cabri™ Jr. for TI-84 Plus CE

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Ratios of Similar Figures

Activity Overview

Key Steps

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