"555 Geometry Problems" gives you the most effective methods, tips, and strategies for solving geometry problems in both conventional and unconventional ways. The techniques taught here will allow students to arrive at answers to geometry questions more quickly and to avoid making careless errors. The material in this book includes: 135 geometry questions with full solutions 420 additional geometry questions with an answer key A comprehensive review of the most important geometry topics taught in high school The practice tests presented in this book are based upon the most recent state level tests and include almost every type of geometry question that one can expect to find on high school level standardized tests. 555 Geometry Problems Table Of Contents (Selected) Here's a selection from the table of contents: Introduction Angles Angles in a Triangle Comparing Sides and Angles in a Triangle The Pythagorean Theorem and its Converse Isosceles Right Triangle Perimeter of the Triangle 30, 60, 90 Triangle Median of a Triangle Angle Bisector of a Triangle Altitude of a Triangle Equilateral Triangle ... Rectangular Prisms Cubes Triangular Prisms Pyramids Cylinders Cones Spheres ... Test-27 Test-28 Answer Key About the Authors Books by Tayyip Oral Books by Dr. Steve Warner"