中考数学复习-第5单元-三角形-第22课时-全等三角形教案1VIP免费

ideological and theoretical qualities and practical working ability, and strive to build a contingent of league cadres with positive work style and high quality. Hold a regular meting of the party secretary every fortnightly, arrange the work of the regiment, fedback the student information. Focus on training junior high school, junior high school secretary of the regiment branch to enable them to raise A firm political conviction, diligent and diligent learning spirit and practical and innovative work style.第五单元 三角形第 22 课时 全等三角形教学目标【考试目标】1.全等三角形的有关概念2.三角形全等的判定（SAS、ASA、SSS、AAS）和性质3.直角三角形全等的判定定理（HL）4.定义、命题、定理、推论的意义5.区分命题的条件和结论6.原命题与逆命题的概念7.识别两个互逆命题，并推断其真假8.利用反例推断一个命题是错误的9.反证法的含义10.综合法证明的格式与过程【教学重点】1.了解命题与定理的相关概念.2.掌握全等三角形的性质及其判定条件.3.掌握判定两直角三角形全等的判定条件.一、教学过程体系图引入，引发思考Strengthen the team connection, strengthen the knowledge education among the students (especially the first grade students), and promote the formation of good school spirit with the influence of the league members. All League branches should start with recommending outstanding students as the development objects of the League, take amateur league schools as the basis, conscientiously do a good job in the work of pre-league education, league membership education, League members' vanguard exemplary consciousness education, excellent league members' education, etc. Under the premise of ensuring the quality, the development quantity of league members will increase steadily, and the ranks of league members in middle schools will be strengthened constantly. It is planned to develop a group of new league m...