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GeoGebra Classroom

Side Splitter Exploration

Author:Joseph Marutollo, Mr. Lietzow

Below is a simple diagram with line AB, point C, and point D on segment AC. Take a moment to drag the points around to see how it behaves. Now use the checkboxes to: 1) create a parallel line through D 2) measure distances AD, CD, BE, CE 3) compare the ratios AD/CD and BE/CE

How do the ratios and compare?

Select all that apply

A
B
C

Check my answer (3)

Move point D along segment AC. How do the ratios change?

Select all that apply

A
The ratios don't change
B
The ratios change but are still equal to one another
C
The ratios change and are no longer equal

Check my answer (3)

Now find the length of segment AC.

Check my answer

Find the length of segment BC.

Check my answer

How do the ratios and compare?

Select all that apply

A
B
C

Check my answer (3)

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