Archive for March 2014
EXTERIOR ANGLE THEOREM (Part 2: Proof)
Here is the two-column proof for the EXTERIOR ANGLE THEOREM. You may download and print it for your perusal.
Your comments and suggestions are welcome here. You may write them in the comment box below.
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EXTERIOR ANGLE THEOREM (Part 1: Exploration)
Many are already familiar with the angles of a triangle. Many can easily point out which are the interior angles and even draw the exterior angles.
On the other hand, how many are you are familiar with the exterior angle theorem? What is the.
