[课题]义务教育课程标准实验教科书数学(苏科版)八年级下第11章第1节.[教学目标]知识技能目标1.经历一些观察、操作活动,并对获得的数学猜想进行实验验证,体验直观判断有时不一定正确,从而尝试从数学的角度运用所学的知识和方法寻求证据给出证明.2.在交流中,培养学生全面、完善 [Subject] Compulsory Education Curriculum Standards Experimental Textbook Mathematics (Su Kuni Edition) Grade 8 Chapter 11 Section 1. [Teaching Objectives] Knowledge Skills Objectives 1. To undergo some observations, operational activities, and experimental verification of the mathematical conjecture obtained , The intuitive judgment of experience is sometimes not necessarily correct, so try to use the knowledge and methods learned from mathematics to seek evidence to prove. 2. In the exchange, train students to be comprehensive and perfect.