Unformatted text preview: Intersecting Planes TheoremIf two parallel planes are intersected by a third plane, then the lines of intersection are parallel. Parallel Planes TheoremIf two planes are both parallel to a third, then the two planes are parallel....
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This note was uploaded on 07/19/2010 for the course MATH Geo100 taught by Professor Any during the Spring '10 term at École Normale Supérieure.
 Spring '10
 any
 Geometry

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