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Subsection: Propositions from Book 2

This subsection is dedicated to the propositions of Book 2 of “Euclid’s Elements”.

Table of Contents

1. Proposition: 2.01: Summing Areas or Rectangles
2. Proposition: 2.02: Square is Sum of Two Rectangles
3. Proposition: 2.03: Rectangle is Sum of Square and Rectangle
4. Proposition: 2.04: Square of Sum
5. Proposition: 2.05: Rectangle is Difference of Two Squares
6. Proposition: 2.06: Square of Sum with One Halved Summand
7. Proposition: 2.07: Sum of Squares
8. Proposition: 2.08: Square of Sum with One Doubled Summand
9. Proposition: 2.09: Sum of Squares of Sum and Difference
10. Proposition: 2.10: Sum of Squares (Half)
11. Proposition: 2.11: Constructing the Golden Ratio of a Segment
12. Proposition: 2.12: Law of Cosines (for Obtuse Angles)
13. Proposition: 2.13: Law of Cosines (for Acute Angles)
14. Proposition: 2.14: Constructing a Square from a Rectilinear Figure

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