2013 Year in Review – The Most Popular Posts

It’s 30 minutes before the New Year and the last post for this year is a list of last year’s most popular posts. I hope that you have learned from these posts. I hope to share more proofs with you next year! I wish everyone a Happy and Prosperous New Year! 2013 Most Popular Posts […]
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The Common Segment Theorem

In this post, we prove a theorem about a common segment between two segments. In the diagram below, and is a common segment to them. We show that if this is so,  . The Common Segment Theorem Given: . Prove: Proof 1. by Reflexive Property. A segment is congruent to itself. 2a. by Segment Addition […]
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The Right Triangle Leg Leg Congruence Theorem

The Right Triangle Leg Leg Congruence Theorem is a theorem for right triangles that says if the two corresponding shorter legs of two right triangles are congruent, then the two triangles are congruent. For instance, if the length of the shorter legs of the two triangles is 5, and the other leg is 12, then […]
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