Education Technology

Geometry: Ratios of Similar Figures
by Texas Instruments

Updated on February 16, 2015

Overview

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

Key Steps

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    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.

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    In Problem 2, students will explore the ratios of the perimeters and areas of similar quadrilaterals.