如图在 abc中bd平分∠abc且bd⊥ac于dab=ac则 abc一定为 A正三角形 B直角三角形 C等腰三角形 D等腰 Sketch Coloring Page

如图在 abc中bd平分∠abc且bd⊥ac于dab=ac则 abc一定为 A正三角形 B直角三角形 C等腰三角形 D等腰 Template

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More Sketches

Take a peek at some of the sketches created by our users, are you a sketchite?

sketch #3513

anonymous

anonymous
sketch #3513

sketch #5168

anonymous

anonymous
sketch #5168

sketch #389

anonymous

anonymous
sketch #389

sketch #127

Johnny B. Goode
sketch #127

sketch #5206

anonymous

anonymous
sketch #5206

sketch #3815

Emin AltınKöprü
sketch #3815

sketch #2691

Gaurav Patel
sketch #2691

sketch #119

Johnny B. Goode
sketch #119

sketch #1060

anonymous

anonymous
sketch #1060

sketch #3639

anonymous

anonymous
sketch #3639

sketch #5172 Cheshire Cat by Juan Garcia

anonymous

anonymous
sketch #5172 Cheshire Cat by Juan Garcia

sketch #2598

sketchmaster
sketch #2598

sketch #5277 League of Legends champions by Sylvie Rieux

anonymous

anonymous
sketch #5277 League of Legends champions by Sylvie Rieux

sketch #5415

anonymous

anonymous
sketch #5415

sketch #3298

Hank Henry Armstrong
sketch #3298

sketch #5079 SketchToy Pencil by Sarah Prieto

anonymous

anonymous
sketch #5079 SketchToy Pencil by Sarah Prieto

sketch #4478

Hank Henry Armstrong
sketch #4478

sketch #953

anonymous

anonymous
sketch #953

sketch #3290 Calvin and Hobbes by অনন্ত জলিল

anonymous

anonymous
sketch #3290 Calvin and Hobbes by অনন্ত জলিল

sketch #135 TYGER Style

Jaroslav Florian
sketch #135 TYGER Style

sketch #839

anonymous

anonymous
sketch #839

sketch #2772 Merry Christmas from Victor Montecinos Jose Rondon

Jose Rondon
sketch #2772 Merry Christmas from Victor Montecinos Jose Rondon

sketch #4479

Hank Henry Armstrong
sketch #4479

sketch #2351

anonymous

anonymous
sketch #2351

sketch #3138 Papa Smurf by Courtney Spragg

anonymous

anonymous
sketch #3138 Papa Smurf by Courtney Spragg

sketch #1995

Laura Agapi Asnicar
sketch #1995

sketch #4972

anonymous

anonymous
sketch #4972

sketch #3699 Dragon by Ana Cecilia

anonymous

anonymous
sketch #3699 Dragon by Ana Cecilia

sketch #1119 crimson

anonymous

anonymous
sketch #1119 crimson

sketch #5371 Senorita by Adrian Matosek

anonymous

anonymous
sketch #5371 Senorita by Adrian Matosek

tomski如图在 abc中bd平分∠abc且bd⊥ac于dab=ac则 abc一定为 coloring

如图2在 ABC中AB=ACBD平分∠ABC若∠BDC=120°则∠A的度数为 A．110° B．100° C．80° D sketch template

如图在 ABC中∠BAC=90°AB=ACD是AC边上一动点CE⊥BD于E．若BD平分∠ABC时�求∠ECD的度数�求证 sketch template

如图在 ABC中AB的垂直平分线EF交BC于点E交AB于点FD为线段CE的中点BE=AC1求证AD⊥BC2若∠BAC sketch template

如图在 ABC中∠ABC和∠BAC的角平分线交于点OOD⊥BCOE⊥ACOF⊥AB垂足分别为DEF． OC平分∠ACB吗为 sketch template

23． ABC中BD平分∠ABCCE平分∠ACBBD与CE交于点M． �如图1 若∠BAC = 60°则∠BMC ． �如图2 sketch template

如图在Rt ABC中∠C=90°BD是∠ABC的平分线交AC于D若CD=mAB=n则 ABD的面积是 A．mnB．12mnC sketch template

如图在 ABC中∠ABC的平分线与∠ACD的平分线交于P点． 1若∠ABC=40°∠ACB=80°则∠P= 度 2若∠A sketch template

如图，在 ABC中，∠ABC＝90°，AB＝BC，三角形的顶点在相互平行的三条直线l1，l2，l3上，且l1，l2的距离为2，l2，l3的距离 sketch template

如图6在Rt ABC中 ∠C＝90°BD是∠ABC的平分线交AC于D若CD＝4AB＝8则 ABD的面积是 sketch template

如图 ABC中AD平分∠BAC若AC=AB BD求∠B∠C的值．题目和参考答案——青夏教育精英家教�—— sketch template

如图，在四边形ABCD中，BC＞AB，AD=CDBD平分∠ABC求证：∠A ∠C=180°错解：∵BD平分∠ABC，AD=CD∴AD⊥ sketch template

如图所示AB=AD∠ABC=∠ADC=90°则�AC平分∠BAD�CA平分∠BCD�AC垂直平分BD�BD平分∠ABC其中正确的 sketch template

如图在 ABC中BD平分∠ABC交AC于点DDE∥BC交AB于点EEF⊥BD于点F．求证∠BEF=∠DEF．题目和参考答案——青夏 sketch template

如图，在 ABC中，∠ABC=90°，AB=BC，三角形的顶点在相互平行的三条直线l1，l2，l3上，且l1，l2之间的距离为2，l2，l3 sketch template

如图8 20在 ABC中AB=AC∠A=36°BD平分∠ABCDE∥BCDF∥AB则图中共有个等腰三角形 图8 20 答案 sketch template

【题目� 如图， ABC 中， AD 平分∠ BAC ， DG ⊥ BC 且平分 DE AB 于 百度教育 sketch template

如图⊙O过四边形ABCD的四个顶点已知∠ABC=90°BD平分∠ABC则�AD=CD�$sqrt{3}$BD=AB CB�点O sketch template

3．如图在 ABC中∠ABC和∠ACB的角平分线相交于点O过点O 作EF∥BC交AB于E交AC于F若AB=18AC=16求 sketch template

26．如图已知 ABC中DE分别是ACAB上的点BD与CE相交于点O给出下列三个条件 �∠EBO=∠DCO �∠BEO=∠CDO sketch template

如图在 ABC中BDCE分别为三角形的两条高交于点O �问图11中有个三角形与相似它们是 �连结DE ADE与 ABC是否相似 sketch template

如图，在四边形ABCD中，对角线AC与BD交于点O，已知OA =OC，OB=OD，过点O作EF⊥ BD，分别交AB、DC于点E，F，连接DE sketch template

如图Rt ABC中∠ABC=90°以AB为直径的⊙O交AC于点DE为BC的中点连接DEOD．1求证DE是⊙O的切线2 sketch template

如图，在 ABC中，AB=4，AC=3，BC=5，DE是BC的垂直平分线，DE分别交BC、AB于点D、E．1求证： ABC为直角三角形． 2求 sketch template

如图在Rt ABC中∠C=90°BD是∠ABC的平分线交AC于D若CD=mAB=n则 ABD的面积是 A．mnB．12mnC sketch template

10．如图中BD平分∠ABCDE∥BC交AB于点EEF∥AC交BC于F试说明BE=CF——青夏教育精英家教�—— sketch template

如图在 ABC中BD平分∠ABC1作图作BC边的垂直平分线分别交BCBD于点EF用尺规作图法保留作图痕迹不要求写作法 sketch template

题目1如图1在四边形ABCD中FE分别是BCAD的中点连结EF并延长分别与BACD的延长线交于点MN则∠BME=∠ sketch template

如图 ABC中BD平分∠ABCBC的中垂线交BC于点E交BD于点F连接CF．若∠A=60°∠ABD=24°则∠ACF=48 sketch template

如图，在四边形ABDC中，∠D=∠B=90°，O为BD的中点，且AO平分∠BAC求证：（1）CO平分∠ACD；（2）AB CD=AC 百度教育 sketch template

如图在 ABC中BDCD分别是∠ABC∠ACB的平分线BPCP分别是∠EBC∠FCB的平分线且它们分别交于DP．1若∠A sketch template

如图在 ABC中∠C=2∠ABD是AC边上的高BE是∠ABC的平分线且∠DBE=18°．求 ABC的各内角的大小．题目和参考答案 sketch template

百度教育 sketch template

如图，在四边形ABCD中，AB=AD，BC=DC，∠A=60°，点E为AD边上一点，连接CE，BD．CE与BD交于点F，且CE∥AB．（1 sketch template

如图 ABC中AB=AC．∠A=36°AB的中垂线DE交AC于D交AB于E下述结论AD=BD=BC3 BDC的�长等于AB sketch template

如图在等边 ABC中D是AC的中点延长BC到点E使CE=CDAB=10cm．1求BE的长2 BDE是什么三角形为什么 sketch template

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