如图，CD⊥AB,BE⊥AC,垂足分别为点D,点E，BE、CD相交于点O.∠1=∠2，则图中全等三角形共有( ...
问题详情：如图，CD⊥AB,BE⊥AC,垂足分别为点D,点E，BE、CD相交于点O.∠1=∠2，则图中全等三角形共有( ) A.2对 B.3对 C.4对 ...
相关Abbe的文学知识
如图，点D、E分别是△ABC的边AC、BC上的点，AD=DE，AB=BE，∠A=80°，则∠BED= °...
问题详情：如图，点D、E分别是△ABC的边AC、BC上的点，AD=DE，AB=BE，∠A=80°，则∠BED= °．【回答】80°．【解答】解：在△ABD与△EBD中，，∴△ABD≌△EBD，∴∠BED=∠A=80°．故*为80．知识点：三角形全等的判定题型：填空题...
abbe造句
INTHEsmallworldoftraditionalFrenchCatholicism,everybodyknowsaboutabbeFrancisMichel.TheabbesankuponEdmond'sbed.whileEdmondhimselfremainedstanding.MostvillagersfollowedabbeFrancisashestrodeofftoanother...
如图，将□ABCD的边AB延长至点E，使AB=BE，连接DE，EC，DE交BC于点O．（1）求*：四边形BEC...
问题详情：如图，将□ABCD的边AB延长至点E，使AB=BE，连接DE，EC，DE交BC于点O．（1）求*：四边形BECD是平行四边形；（2）连接BD，若∠BOD=2∠A，求*：四边形BECD是矩形． ...
Northanger Abbe造句
1、Outofthedilemma:themeofNorthangerAbbey2、NorthangerAbbeyisthefirstmaturenovelwrittenbyJaneAusten.3、Hernovels,publishedfrom1811onwards,include"SenseandSensibility","PrideandPrejudice","Mansfie...
Abbe D'Allaiva经典语录
经典语录Themorealternative,themoredifficultthechoice.选择越多越难抉择。...