GeoGebra
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
GeoGebra
Proofs
Author:
Jenny Secor,
M. Herring
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
Discover Resources
Finding Areas of Triangles using Medians
Relation Randomizer
Graphing Sine and Cosine with Transformations
Two trains and a fly
Reflection over the line y=x
New Resources
Four Wheels
y=sin(x)
T8cP198
Angle Scooter
Angle Overhang
