It’s the end of the month again, so it’s time for our month in review. Below are the list of posts this month arranged by popularity.

1. Representing the Sum and Difference of Two Squares
   
2. The Proof of the Midsegment Theorem
3. Deriving the Area of a Circle — Another Way
4. The Derivation of the Area of a Circle
5. Using the Area of a Rectangle to Derive the Area of a Triangle
6. The Opposite Sides of a Parallelogram are Congruent
7. The Midpoints of the Sides of a Quadrilateral Form a Parallelogram
8. The Axioms of Real Numbers
9. The Axioms of Equality

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