Perpendicular Planes

Pronunciation: /ˌpɜr.pənˈdɪk.jə.lər pleɪnz/ Explain

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

Two planes are perpendicular planes if the dihedral angle between the planes is a right angle, is 90° = π / 2 rad.

References

1. McAdams, David E.. All Math Words Dictionary, perpendicular planes. 2nd Classroom edition 20150108-4799968. pg 138. Life is a Story Problem LLC. January 8, 2015. Buy the book

Cite this article as:

McAdams, David E. Perpendicular Planes. 4/27/2019. All Math Words Encyclopedia. Life is a Story Problem LLC. https://www.allmathwords.org/en/p/perpendicularplanes.html.

Image Credits

• All images and manipulatives are by David McAdams unless otherwise stated. All images by David McAdams are Copyright © Life is a Story Problem LLC and are licensed under a Creative Commons Attribution-ShareAlike 4.0 International License.

Revision History

4/27/2019: Changed equations and expressions to new format. (McAdams, David E.)
12/21/2018: Reviewed and corrected IPA pronunication. (McAdams, David E.)
8/7/2018: Changed vocabulary links to WORDLINK format. (McAdams, David E.)
5/5/2011: Initial version. (McAdams, David E.)