要求:求出图中x的值
只允许使用初等几何知识(大概是初二以内),不得使用sin,cos一类东西(尽管他们真的挺好用)
我正在做,而且准备号召同学一起做
你呢?
发现WP的editor太差劲了......
情况:
我爸:没做上
老师:没做上
同学:没做上......
Categories
Blogroll
Archives
- August 2010
- April 2010
- March 2010
- February 2010
- January 2010
- December 2009
- November 2009
- September 2009
- August 2009
- July 2009
- June 2009
- March 2009
- January 2009
- December 2008
- October 2008
- September 2008
- August 2008
- July 2008
- June 2008
- May 2008
- April 2008
- March 2008
- February 2008
- January 2008
- December 2007
- November 2007
- October 2007
- September 2007
- August 2007
- July 2007
- June 2007
- May 2007
- April 2007
- March 2007
- February 2007
- January 2007
- December 2006
- November 2006
- October 2006
- September 2006
- August 2006
- July 2006
- June 2006
- May 2006
- April 2006