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GeoGebra
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GeoGebra
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Outline
Proofs
Vertical Angle Theorem
Two-column proof (Corresponding Angles)
Two-column Proof (Alt Int. Angles)
Same-side Interior Angles Postulate
Converse of Same Side Interior Angles Postulate
Prove Converse of Alternate Interior Angles Theorem
Converse of Corresponding Angles Theorem
Proving Lines Parallel #1
Proofs
Author:
Jenny Secor
Vertical Angle Theorem
Two-column proof (Corresponding Angles)
Two-column Proof (Alt Int. Angles)
Same-side Interior Angles Postulate
Converse of Same Side Interior Angles Postulate
Prove Converse of Alternate Interior Angles Theorem
Converse of Corresponding Angles Theorem
Proving Lines Parallel #1
Next
Vertical Angle Theorem
New Resources
Spinning cube - Belt Trick
Ellipse as Envelope - Correspondence Method
Angles and Intersecting Lines: Quick Investigation
Ellipse, Hyperbola and Circle as Envelopes
Parallel or Not? (V2)
Discover Resources
General Solution tan(x) = k
EllipsenSegment_01th
Problem 71
How Many Solutions II
การแยกตัวประกอบพหุนาม
Discover Topics
Derivative
Cylinder
Rhombus
Set Theory
Tree Diagrams