天气预报15天查询> 教育> 等腰直角三角形面积怎么算

等腰直角三角形面积怎么算

更新时间: 2021-03-11 21:04:26     

1、若假设等腰直角三角形两腰分别为a,b,底为c,则可得其积S=ab/2。

2、等腰直角三角形是一种特殊的三角形,具有所有三角形的性质:稳定性,两直角边相等,直角边夹亦直角,锐角45,斜边上中线垂线,顶角角平分线三线合一,等腰直角三角形斜边上的高为外接圆的半径R。

关键词: 等腰 直角 三角形 面积 怎么

如有意见、反馈、侵权或投诉等情况,请联系:

电话:
邮箱:

我们将会在48小时内给与处理!

版权所有 Copyright ? 2009-2020 tianqiyubao3.com

页面:/news/view-1538606/ | 耗时:0.3445 s | 内存:1.89 MB | 查询:4 | 缓存读取:4 写入:0 | 加载文件:23
select * from tbl_Articles WHERE ArticleID=1538606 LIMIT 0,1
select * from tbl_Articles_data WHERE ArticleID=1538606 LIMIT 0,1
select * from tbl_Articles_sphinx where id=1538606 LIMIT 0,1
SELECT ArticleID,Title FROM tbl_Articles WHERE ArticleID IN(493011,510811,478146,438690,480499,378062,517828,400568,375741,365500,478308,1634252,363615,372826,1208409,1390540,479745,439794,100645,1924463,528961,364650,1531893,617579,517757,402271,86263,735515,641029,100483) ORDER BY field (ArticleID,493011,510811,478146,438690,480499,378062,517828,400568,375741,365500,478308,1634252,363615,372826,1208409,1390540,479745,439794,100645,1924463,528961,364650,1531893,617579,517757,402271,86263,735515,641029,100483)