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Geometric Proofs Resources

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how to do proofs

in a triangle, segment AB is parallel to segment CD, and segment AC is parallel to segment BD. prove that triangle ABC is congruent to triangle DCB.  

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Writing Two-Column Geometric Proofs

Writing Two-Column Geometric Proofs As we begin our study of geometry, it will be necessary to first learn about two-column proofs and how they will us aid in the display of the mathematical arguments we make. All areas of math become quite complex or confusing in one way or another. However, writing solutions in the form of a two-column proof will not only allow us to organize... read more

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Geometry Help

Geometry Help and Problems This section is all about key geometric concepts, theorems, and proofs. Learn how to write mathematical arguments in the form of a two-column geometric proof and study the different properties of shapes by working through these insightful lessons. Still need help after using our geometry resources? Use our service to find a geometry tutor or ask... read more

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Rectangle proof

The proofs for the each properties? Properties: 1) Both pairs of opposite sides are parallel. 2) Both pairs of opposite angles are congruent. 3) Both pairs of opposite sides are congruent...