Investigation 4

1. Move point C towards point B and note changes in the measure of angle B.

2. Move point C towards point D and note changes in the measure of angle D

This is a Java Applet created using GeoGebra from www.geogebra.org - it looks like you don't have Java installed, please go to www.java.com

Girishkumar Rao, Created with GeoGebra