[数学] 北大附中－初中数学flash集锦

1　用“列表法”描述二次函数y=x2-2x的图像
http://www.pkuschool.com/students/move/maths/chuz/01.swf

2　两圆的位置关系
http://www.pkuschool.com/students/move/maths/chuz/02.swf

3　因式分解
http://www.pkuschool.com/students/move/maths/chuz/03.swf

4　数学外接圆画法
http://www.pkuschool.com/students/move/maths/chuz/04.swf

5　角A的正弦和余弦
http://www.pkuschool.com/students/move/maths/chuz/05.swf

6　画三角形的高
http://www.pkuschool.com/students/move/maths/chuz/06.swf

7　十字相乘法分解因式
http://www.pkuschool.com/students/move/maths/chuz/07.swf

8　分式方程
http://www.pkuschool.com/students/move/maths/chuz/08.swf

9　直角坐标系
http://www.pkuschool.com/students/move/maths/chuz/09.swf

10 等腰三角形相关证明题2
http://www.pkuschool.com/students/move/maths/chuz/10.swf

11 自变量的取值范围
http://www.pkuschool.com/students/move/maths/chuz/11.swf

12 等腰三角形相关证明题1
http://www.pkuschool.com/students/move/maths/chuz/12.swf

13 直线和圆的位置关系
http://www.pkuschool.com/students/move/maths/chuz/13.swf

14 描绘函数图像
http://www.pkuschool.com/students/move/maths/chuz/14.swf

15 直线、射线和线段
http://www.pkuschool.com/students/move/maths/chuz/15.swf

16 圆的周长和面积
http://www.pkuschool.com/students/move/maths/chuz/16.swf

17 直线的倾斜角
http://www.pkuschool.com/students/move/maths/chuz/17.swf

18 两条直线的位置关系
http://www.pkuschool.com/students/move/maths/chuz/18.swf

19 两条直线位置关系的性质与判定
http://www.pkuschool.com/students/move/maths/chuz/19.swf

20 仰角与府角
http://www.pkuschool.com/students/move/maths/chuz/20.swf

21 有理数
http://www.pkuschool.com/students/move/maths/chuz/21.swf

22 一元二次方程根与系数的关系
http://www.pkuschool.com/students/move/maths/chuz/22.swf

23 相似三角形的典型应用
http://www.pkuschool.com/students/move/maths/chuz/23.swf

24 数轴与实数
http://www.pkuschool.com/students/move/maths/chuz/24.swf

25 角的概念
http://www.pkuschool.com/students/move/maths/chuz/25.swf

26 角的平分线及性质
http://www.pkuschool.com/students/move/maths/chuz/26.swf

27 同位角、内错角与同旁内角
http://www.pkuschool.com/students/move/maths/chuz/27.swf

28 平行线及其性质
http://www.pkuschool.com/students/move/maths/chuz/28.swf

29 三角形边、角关系
http://www.pkuschool.com/students/move/maths/chuz/29.swf

30 不等式及其性质
http://www.pkuschool.com/students/move/maths/chuz/30.swf

31 三角形的“三心
http://www.pkuschool.com/students/move/maths/chuz/31.swf

32 平行四边形及其性质
http://www.pkuschool.com/students/move/maths/chuz/32.swf.