打开App
360P
角平分线的性质与判定 全等三角形 初中数学八年级上册
如图，在△ABC中，∠C=90°，AC=BC，AD平分∠CAB交BC于点D，DE⊥AB，垂足为E，且AB=6cm，则△DEB的周长为________cm.
八年级上册 全等三角形 整式 分式 初中数学20/74
App02:59
App05:21
App02:56
App05:41
App02:54
App04:58
App04:24
App04:40
App06:13
App03:28
App04:23
App04:05
App03:43
App05:48
App02:33
App05:07
App05:35
App03:59
App04:18
App10:23
App06:24
App05:41
App06:33
App05:16
App07:23
App14:57
App07:50
App11:18
App07:45
App02:33
App06:45打开App观看
![塔河县气象台发布暴雪黄色预警[III级/较重]](http://p26-sign.bdxiguaimg.com/tos-cn-p-0015/oIAkBBfOGIlDc7tQPOueCLkbhGVOfpIEuhhsZA~tplv-pk90l89vgd-fglass:864:486:90.jpeg?appId=32&channelId=0&customType=custom%2Fnone&from=101_middle_image&imageType=list&isImmersiveScene=0&is_stream=0&lk3s=9d3f5bff&logId=20241118201746A50531F90339D8105CE2&requestFrom=101&x-expires=1763468267&x-signature=Y2vwGddQdbxx%2BeL6I5c0DgIwXzk%3D)
