Proving Triangle Congruency through Transformation "Rigid Motion"  Main Page

Videos and Documents for Note Taking

An Excellent Geogebra animation
(This one is beautiful!!)

Another great Geogebra animation

Very cool Geogebra animation
(Very cool, but not all that useful)

Video 1

Video 2

Good Video using Protractor
(Very detailed and easy to see)

Video 3 using Protractor

Video 4 using Protractor

Video
(Very clear instructions)

Video 5 using Protractor
(Really clear directions)

Video 6
(Great notes on the history of this concept - a little deep, but good to know)

Video 7 using Protractor
(Clear instructions)

Examples to Complete/Worksheets

Ch 9.4 Investigating Geometry Activity

Ch 9.4 Practice A (Rotations)

Ch 9.4 Practice B (Rotations)

Ch 9.4 Practice C (Rotations)