如图已知d是 abc中的边bc上的一点∠bad=∠c∠abc的平分线交边ac于e交ad于f那么下列结论中错误的是 A Bac Sketch Coloring Page

如图已知d是 abc中的边bc上的一点∠bad=∠c∠abc的平分线交边ac于e交ad于f那么下列结论中错误的是 A Bac Template

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anonymous

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sketch #1131 nərgiz

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anonymous
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sketch #5115

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anonymous

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sketch #4905 The Little Prince by Gaurav Patel

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sketch #4987

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sketch #3769 The Beatles by يآآسر محمد

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anonymous
sketch #3769 The Beatles by يآآسر محمد

sketch #2744 Burce Lee by Karim Tayyeby

Karim Tayyeby
sketch #2744 Burce Lee by Karim Tayyeby

sketch #672 Snails pace

Rachel Roe
sketch #672 Snails pace

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anonymous

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sketch #3378

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sketch #286 sun

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anonymous
sketch #286 sun

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anonymous

anonymous
sketch #5206

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anonymous

anonymous
sketch #3708

sketch #859 meyvalar

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anonymous
sketch #859 meyvalar

sketch #4948 Snow White by George Lucaz

anonymous

anonymous
sketch #4948 Snow White by George Lucaz

sketch #4702

anonymous

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sketch #4702

sketch #5086 Lion by Z Ionut Ady

anonymous

anonymous
sketch #5086 Lion by Z Ionut Ady

sketch #21243

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sketch #21243

sketch #3479

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sketch #3508 Medusa by Nelly Panambo

anonymous

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sketch #3508 Medusa by Nelly Panambo

sketch #4834 Aayla Secura by Nînâ Yämâhä

anonymous

anonymous
sketch #4834 Aayla Secura by Nînâ Yämâhä

tomski如图已知d是 abc中的边bc上的一点∠bad=∠c∠abc的平分线交边ac于e交ad于f那么下列结论中错误的是 a coloring

如图1在 ABC中点D在边BC上∠ABC∠ACB∠ADB=123⊙O是 ABD的外接圆．1求证AC是⊙O的切线2当 sketch template

如图已知D是 ABC中的边BC上的一点∠BAD=∠C∠ABC的平分线交边AC于E交AD于F那么下列结论中错误的是 A BAC sketch template

题目如图在Rt ABC中∠ACB=90°AB=5AC=3点D是BC上一动点连接AD将 ACD沿AD折叠点C落在点C处 sketch template

如图已知在 ABC中AD是BC边上的中线E是AD上一点且BE=AC延长BE交AC于点F。求证AF=EF。百度教育 sketch template

$如图1已知在平行四边形ABCD中AB=10BC=16sinB=$frac{3}{5}$点P是边BC上的动点以CP为半径的圆C与边 sketch template$

题目如图已知正方形DEFG的顶点DE在 ABC的边BC上顶点GF分别在边ABAC上．如果BC=4 ABC的面积是6那么这个正 sketch template

已知D是 ABC的边BC上的一点点B和C到AD的距离相等那么线段AD是 ABC的 A．BC的垂直平分线B．角平分线C．中线D．高线 sketch template

21如图，已知等腰直角三角形ABC，点P是斜边BC上一点不与B，C重合，PE是 ABP的外接圆⊙O的直径．1求证： APE是等腰直角 sketch template

已知如图在 ABC中D是AB边上的一点且BD=2ADCD=10 Sin∠BCD=则BC边上的高AE 的长为 A．45 B．6 sketch template

已知 如图D是⊿ABC的边BC的中点DE⊥ACDF⊥AB垂足分别是EF且BF＝CE 求证1 ⊿ABC是等腰三角形 2 sketch template

如图D是等边三角形ABC的边AB上一点且ADDB=12现将 ABC折叠使点C与点D重合折痕为EF点EF分别在AC和BC上且 sketch template

如图DE是 ABC中BC边的两个三等分点F是AC的中点AD与EF交于点O则S OAES ABC= ．题目和参考答案——青夏教育精英 sketch template

如图钝角三角形ABC的面积为15最长边AB=10BD平分∠ABC点MN分别是BDBC上的动点则CM MN的最小值为．题目和 sketch template

如图，Rt ABC中，∠C＝90°，AC＝BC，点D、E分别是边AB、AC上的点，把 ADE沿DE折叠，点A恰好落在BC上的点F处，若点F为 sketch template

题目1如图1在四边形ABCD中FE分别是BCAD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，已知D，E分别是 ABC的边AC，BC上的点，平面α经过D，E两点． 1作直线AB与平面α的交点P； 2求证：D，E，P三点共线 sketch template

题目如图所示点ABC是数轴上的三个点其中AB＝12且AB两点表示的数互为相反数 1请在数轴上标出原点O并写出点A表示的 sketch template

如图D是 ABC的边BC上的一点AB=2BD=1DC=3求证 ABD∽ CBA．题目和参考答案——青夏教育精英家教�—— sketch template

如图等边三角形AOB的边长为2反比例函数的图象经过点A则k的值是ABC2D 2 题目和参考答案——青夏教育精英家教�—— sketch template

如图ABC中AB=6AC=8BC=10DE分别是ACAB的中点则以DE为直径的圆与BC的位置关系是 A 相交 B 相切 sketch template

如图在 ABC中BC=4以点A为圆心2为半径的⊙A与BC相切于点D交AB于E交AC于F点P是⊙A上一点且∠EPF=40°则图 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

26．如图已知 ABC中DE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已知 ABC的内角∠A=α°分别作内角∠ABC与外角∠ACD的平分线两条平分线交于点A1得∠A1∠A1BC和∠A1CD的平分线交 sketch template

如图．设BC是 ABC的最长边在此三角形内部任选一点OAOBOCO分别交对边于A′B′C′．证明1OA′ OB′ OC sketch template

百度教育 sketch template

百度教育 sketch template

如图在 ABC中BC=4以点A为圆心2为半径的⊙A与BC相切于点D交AB于E交AC于F点P是⊙A上一点且∠EPF=40°则图 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=BC3 BDC的�长等于AB sketch template

如图已知C是AB的中点D是AC的中点E是BC的中点 1若AB=18cm求DE的长2若CE=5cm求DB的长——青夏 sketch template

14．如图点DEF分别是 ABC三边上的中点．若 ABC 的面积为12则 DEF的面积为．——青夏教育精英家教�—— sketch template

百度教育 sketch template

如图在等边 ABC中D是AC的中点延长BC到点E使CE=CDAB=10cm．1求BE的长2 BDE是什么三角形为什么 sketch template

如图已知 ABC中∠C=90°点E在边AB上请过点E作一条直线与 ABC的其他边相交于一点D使得以点AED为顶点的三角形与 sketch template

如图在等边 ABC 中DEF分别为ABBCCA上一点且AD=BE=CF若每三个三角形两两全等为一组则图中全等的三角形组数为 sketch template

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