This chapter introduces the basic principles of geometry, including points, lines, planes, and angles.
Categories:
Mathematics
,
Geometry
,
Angles
,
Lines and Planes
Organizations:
CK-12 Foundation
Tags:
protractors
,
midpoints
,
angle addition postulate
,
congruent angles
Created: May. 18, 2011 01:58 PM
Last Edited: Sep. 26, 2011 06:44 PM




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