Google Classroom
GeoGebraGeoGebra Classroom

Interior Intersections

Answer the following questions on your own paper:

1. What are line CD and line FE? (Look at your Circle Part Dictionary!) 2. What do you know about and ? 3. Compare the sum of Arc FBD and Arc CE to the measure of . What do you notice? 4. Change the angles and repeat #2 until you can make a conjecture. Write it down! **Make sure none of the points switch places!! 5. Why do you think that pattern occurs?