Download Presentation

Loading in 2 Seconds...

1 / 7

# 梯形是我们小学时就已经熟悉的几何图形，你还能在生活中找到其他相关的例子吗？ - PowerPoint PPT Presentation

I am the owner, or an agent authorized to act on behalf of the owner, of the copyrighted work described.
Download Presentation

## PowerPoint Slideshow about '梯形是我们小学时就已经熟悉的几何图形，你还能在生活中找到其他相关的例子吗？' - cameo

An Image/Link below is provided (as is) to download presentation

Download Policy: Content on the Website is provided to you AS IS for your information and personal use and may not be sold / licensed / shared on other websites without getting consent from its author.While downloading, if for some reason you are not able to download a presentation, the publisher may have deleted the file from their server.

- - - - - - - - - - - - - - - - - - - - - - - - - - E N D - - - - - - - - - - - - - - - - - - - - - - - - - -
Presentation Transcript

E

D

A

C

B

（等腰梯形两底角相等）

BA与CD，相交于点E．试说明

AB∥CD，CE∥DA.已知AB=8,DC=5,

DA=6,求　　　　的周长．

C

D

B

A

E

CE=DA=CB=6, AE=DC=5,

EB=AB－AE=8 －5=3.

CE+EB+BC=6+3+6=15