Two Column Proofs of Congruent Segments – Midpoints, Substitution, Division & Addition Property

This geometry video tutorial explains how to do two column proofs for congruent segments. It covers midpoints, the substitution property of congruence and the addition & division property of equality. This video on segment proofs contains plenty of examples and practice problems.

Geometry Introduction:

Addition & Subtraction Equality Property:

Multiplication & Division Property Equality:

Transitive Property of Congruence:

Triangles – Basic Introduction:

Alternate Interior & Exterior Angles:

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2 Column Proofs of Congruent Segments:

2 Column Proofs of Angles:

Triangle Congruence – SSS, SAS, ASA:

CPCTC – 2 Column Proofs With Triangles:

Median of a Triangle Formula:

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