# Antipodal

Pronunciation: /ænˈtɪ.pədl/ Explain

 Click on the blue point and drag it to change the figure. Manipulative 1 - Antipodal Points Created with GeoGebra.

Two points on a circle or a sphere are antipodal if they are on the opposite sides of a diameter of that circle or sphere.[2] Click on the blue points in manipulatives 1 and 2 and drag them to change the figure. Points that are antipodal are also called diametrically opposed.

 Click on point A and drag it to change the figure Points A and B are antipodal. Manipulative 2 - Antipodal Points in a Sphere Created with GeoGebra.

### References

1. McAdams, David E.. All Math Words Dictionary, antipodal. 2nd Classroom edition 20150108-4799968. pg 17. Life is a Story Problem LLC. January 8, 2015. Buy the book
2. antipodal. merriam-webster.com. Encyclopedia Britannica. Merriam-Webster. Last Accessed 6/12/2018. https://www.merriam-webster.com/dictionary/antipodal. Buy the book

McAdams, David E. Antipodal. 12/21/2018. All Math Words Encyclopedia. Life is a Story Problem LLC. http://www.allmathwords.org/en/a/antipodalpoints.html.

### Revision History

12/21/2018: Reviewed and corrected IPA pronunication. (McAdams, David E.)