节点文献
涉及三角形的不等式
The Inequality of Triangle Involved
【摘要】 讨论了关于三角形、三角形旁切圆半径以及三角形5半径的不等式,给出命题并证明.
【Abstract】 The thesis Inainly sets a discussion on triangle, sidedly inscribed ciecle of triangle and the inequality of five-raclius of triangle. It assibns a proposition first and then proves it.
【关键词】 三角形;
旁切圆;
内切圆;
外接圆;
半径;
【Key words】 triangle; sidedly inscribed circle; inscribed circle; circumscribed circle and radius;
【Key words】 triangle; sidedly inscribed circle; inscribed circle; circumscribed circle and radius;
- 【文献出处】 天中学刊 ,JOURMAL OF TIANZHONG , 编辑部邮箱 ,1999年05期
- 【分类号】O124
- 【下载频次】56