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Vertical angles
Author:
Elizabeth Geogebra
Move the points A, B, C and D. Notice how the 4 angles are actually two pairs of "vertical angles"
Discover Resources
Sofia Gomez project
Locus Applet
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Introduction
Lesson 2.6
New Resources
9.1.3 Pre #1103407 correct A
Project #3
Geometric Intuition of Multiplying Numbers
coplanar and point and lines
Egyptian Pyramids
