Language:Chinese.Pub Date: 2015-03-01 Pages: 172 Publisher: Shanghai Academy of Social Sciences Publishing House. junior middle school mathematics contest problem typical of conventional geometry. according to junior high geometry learning the key and difficult. according to 19 special classification classic exercises. starting from the base. further expand the sprint race. the right amount of exercise to help students master all kinds of questions solving methods. expanding problem-solving ideas. develop problem-solving and flexible thinking. Author Penrhyn. taught at Beijing Xuanwu Branch Middle School Mathematics Institute of Education director. senior teachers. part-time Chinese Education Society. primary and secondary school mathematics (Student Edition). deputy editor. Hosted and participated in a number of national. municipal research. In recent years. middle school m...