The server is under maintenance between 08:00 to 12:00 (GMT+08:00), and please visit later.
We apologize for any inconvenience caused
Login  | Sign Up  |  Oriprobe Inc. Feed
China/Asia On Demand
Journal Articles
Laws/Policies/Regulations
Companies/Products
Bookmark and Share
pao wu xian gong xing san jiao xing mian ji zui da zhi de tan jiu yi 2011 nian zhe jiang ning bo shi di 26 ti wei li
Author(s): 
Pages: 63-64
Year: Issue:  4
Journal: ZHONGXUE SHUXUE ZAZHI(CHUZHONG BAN)

Keyword:  三角形面积抛物线最大值第26题宁波市中考压轴题浙江几种方法;
Abstract: 我们知道在圆中,弦与弦所对弧组成的图形叫弓形,类似于此,在抛物线中把直线被抛物线截得的线段叫抛物线的弦,抛物线的弦与所对的封闭抛物线组成的图形叫抛物线的弓形,抛物线的弦的两个端点与弓形上任一点组成的三角形叫抛物线的弓形三角形.大凡是抛物线的综合题,绝大多数都会出现这样的图形.对这个图形的考查,是初中的重点和难点,又是初中高中知识的衔接点,更重要的它又是中考的热点问题,历年的中考题中都有类似的中考压...
Related Articles
No related articles found