Download or read book Elementary Geometry written by Ilka Agricola and published by American Mathematical Soc.. This book was released on 2008 with total page 257 pages. Available in PDF, EPUB and Kindle. Book excerpt: Plane geometry is developed from its basic objects and their properties and then moves to conics and basic solids, including the Platonic solids and a proof of Euler's polytope formula. Particular care is taken to explain symmetry groups, including the description of ornaments and the classification of isometries.