Euclidean Plane Geometry (color)The content of the book is introduced in such a way that it does not depend on any previous knowledge of geometry. The first two chapters are devoted to the history and axiomatic foundations of geometry. The following two chapters are devoted to: the relation of congruence of figures, the use of congruence theorems for triangles and circles. In the fifth chapter, vectors are defined. Thaless theorem of proportion is proved. The sixth chapter is