数学题:三角形ABF的面积比三角形CEF的面积大8平方厘米
- 时间:2020-05-11 16:38:51
- 分类:数学世界
- 阅读:158 次
数学题:正方形ABCD边长8厘米,三角形ABF的面积比三角形CEF的面积大8平方厘米,那么CE长多少厘米?

数学题解答:
当CE=4时,BF=8÷(2+1)×2=16/3,CF=8 – 16/3=8/3。
此时ABF比CEF大:16平方厘米。
当CE=8时,BF=CF=4。
此时ABF比CEF大0平方厘米。
而题中ABF比CEF大8平方厘米,位于16和0的中间处。所以CE的长度应介于4和8之间,并且当CE=6时,算出ABF的值正好比CEF大8平方厘米。
推荐阅读:The Monotone Queue Implementation in Python The Monotone Stack Implementation in Python 5 Killer WordPress SEO Plugins You Might Not Have Heard Of How To Turn Your Daily Life Into Content Partnering With Non-Profits Is a Great Way to Promote Your Blog How to Raise Your Instagram Game for Your Blog Young Inspirational Blogger Passes Away After Short Cancer Battl 4 Remote Working Benefits Bloggers Enjoy How to Get Your Blog to be Ranked like a Leading Brand in 2017 Second Missing Pakastani Blogger Found Fleeing Country
- 评论列表
-
- 添加评论