Triangles (Isosceles Triangle Theorem)

The Isosceles Triangle theorem is one of the most important theorems to know.  It will be use in triangles and also in the future unit on Quadrilaterals and for the rest of geometry.  In this unit you will be asked to (1) watch a video on the proof of the Isosceles Triangle theorem, (2) explore Isosceles triangles using Geogebra, (3)complete a worksheet dealing with Isosceles triangles. You may download this program or you may use the link provided.   One you have explored the Isosceles Applet, answer the questions below.  If you would like to download Geogebra you may click here!  You need to have updated Java on your computer as well, in order to work with this applet.  The link to this applet is here.  Answer the following questions on the form below.

Step 1 Watch the following Video

Step 2 Explore Isosceles Triangles with the Geogebra Applet

Isosceles Triangle Applet

Step 3 Answer the Following Questions

Due September 16th!!

On to Medians, Altitudes and Perpendicular Bisectors>>

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