Curated OER
Self Check Practice
In this planes worksheet, high schoolers solve 5 multiple choice problems. Students determine which planes intersecting create a given line. High schoolers determine which point is coplanar with three other ones.
Ministry of Education and Universities of the Region of Murcia (Spain)
Ministerio De Educacion Y Ciencia: Elementos Basicos De Geometria Del Espacio
Interactive resources and activities dealing with perpendicular planes, perpendicular lines and the angle between planes.
University of Georgia
University of Georgia: Inter Math: Intersecting Planes
This site gives a description and picture of intersecting planes. Be sure to follow the "More Information," and "Interactive Challenge," links located in the left-hand column for more information about intersecting planes.
Math Open Reference
Math Open Reference: Plane
Learn about planes with this useful reference guide. Provides a detailed definition and examples that enhance further explanation. Includes links to related topics.