Plane Geometry - Bruce E. Shapiro

Section 3California Framework andStandardsIn 1997 the California State Boardof Education adopted MathematicsContent Standards for Public Schools.These standards list specific contentmaterial that should be covered at eachlevel of public education in Mathematics.This material has since been supersededby the Common Core Standards,which were adopted by Californiain 2010.“by meeting the goals ofstandards-based mathematics,students will achieve greaterproficiency in the practicaluses of mathematics in everydaylife, such as balancing acheck book, purchasing a car,and understanding the dailynews.” Furthermore, “when students delve deeply into mathematics,they gain not only conceptual understanding of mathematicalprinciples but also knowledge of and experience with pure reasoning.One of the most important goals of mathematics is to teachstudents logical reasoning 1 .”1 “If you don’t know how to add fractions, you don’t know how to add.”[Attributed to11