天气预报15天查询> 教育> 梯形面积怎么算

梯形面积怎么算

更新时间: 2021-03-06 05:53:14     

梯形面积有两种算法:

1、梯形的面积公式:(上底+下底)×高÷2

用字母表示:(a+b)×h÷2

2、梯形的面积公式2: 中位线×高

用字母表示:l·h (l表示中位线长度)

另外对角线互相垂直的梯形:对角线×对角线÷2

关键词: 梯形 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-1352978/ | 耗时:0.9095 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=1352978 LIMIT 0,1
select * from tbl_Articles_data WHERE ArticleID=1352978 LIMIT 0,1
select * from tbl_Articles_sphinx where id=1352978 LIMIT 0,1
SELECT ArticleID,Title FROM tbl_Articles WHERE ArticleID IN(408296,475997,462945,972676,480328,428907,100918,363851,359364,453323,444908,512598,414010,421351,511285,1191695,80108,522106,498276,532873,412008,988279,511912,1137094,530435,3366344,429215,496119,539281,360110) ORDER BY field (ArticleID,408296,475997,462945,972676,480328,428907,100918,363851,359364,453323,444908,512598,414010,421351,511285,1191695,80108,522106,498276,532873,412008,988279,511912,1137094,530435,3366344,429215,496119,539281,360110)