The First Six Books of the Elements of Euclid

by Euclid

Read The First Six Books of the Elements of Euclid by Euclid online, free: 10 chapters, public domain, on Papyras.

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Contents

1. Preface
2. Preface
3. Introduction
4. Book I. Theory of Angles, Triangles, Parallel Lines, and Parallelograms
5. Book II. Theory of Rectangles
6. Book III. Theory of the Circle
7. Book IV. Inscription and Circumscription of Triangles and of Regular Polygons in and About Circles
8. Book V. Theory of Proportion
9. Book VI. Application of the Theory of Proportion
10. Book XI. Theory of Planes, Coplanar Lines, and Solid Angles

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