如图所示，在 Abc中，，ad与bc交于m点，设，（Ⅰ）用a，b表示；（Ⅱ）在已知线段ac上取一点e，在线段bd上的正确答案、解答解析、考点 Sketch Coloring Page

如图所示，在 Abc中，，ad与bc交于m点，设，（Ⅰ）用a，b表示；（Ⅱ）在已知线段ac上取一点e，在线段bd上的正确答案、解答解析、考点 Template

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More Sketches

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

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sketch #1435 donara

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sketch #4933 Tobi by Abdelwahab Haik

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sketch #4933 Tobi by Abdelwahab Haik

sketch #3457

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sketch #4522 Adventure Time by KiNg Buamir

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sketch #4522 Adventure Time by KiNg Buamir

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sketch #4755

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sketch #5210 I love you by Saul Mansanares

anonymous

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sketch #2359 imazighen amazigh flag

Amazigh N Amurwakuc
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sketch #4086 2lips

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sketch #3701 amazing Skull

anonymous

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sketch #3701 amazing Skull

sketch #4774 Banksy&#;s Wall and Piece by Ameli Cedeño Barcia

anonymous

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sketch #4774 Banksy&#;s Wall and Piece by Ameli Cedeño Barcia

sketch #5154

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sketch #5078 Naruto by Shimun Yeyo Ahmed

anonymous

anonymous
sketch #5078 Naruto by Shimun Yeyo Ahmed

sketch #5090

anonymous

anonymous
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sketch #2608 Beauty and the Beast by sketchmaster

sketchmaster
sketch #2608 Beauty and the Beast by sketchmaster

sketch #293 jdjdjdjdj

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sketch #3974 Bird Skerch w/ vibration

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sketch #3974 Bird Skerch w/ vibration

sketch #5093 Pedro Henrique Jordan Coquet

anonymous

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sketch #5093 Pedro Henrique Jordan Coquet

sketch #5140 Jigsaw by Lajla Nygaard Laursen

anonymous

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sketch #5140 Jigsaw by Lajla Nygaard Laursen

sketch #4152

Nujie C Nobita
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sketch #4882 Monsters University by John Davis

anonymous

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sketch #4882 Monsters University by John Davis

sketch #4682 Elvis Presley by Nassim Nouri

anonymous

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sketch #1711

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tomski如图所示，在 abc中，，ad与bc交于m点，设，（Ⅰ）用a，b表示；（Ⅱ）在已知线段ac上取一点e，在线段bd上的正确答案、解答解析、考点 coloring

如图所示，在 ABC中，AD⊥BC于D，CE⊥AB于E，AD与CE交于点F，且AD=CD，1求证 ABD≌ CFD；2已知BC=7 sketch template

已知：如图，在 ABC中，AB=AC，DE∥BC，点F在边AC上，DF与BE相交于点G，且∠EDF=∠ABE．求证：（1） DEF∽ BDE sketch template

如图 ABC中AD是∠BAC的平分线AD的垂直平分线AD交于点E交BC的延长线于点F．试说明 ABF∽ CAF．题目和参考答案 sketch template

百度教育 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MN则∠BME=∠ sketch template

三角形“四心”有关性质及证明（内心篇）知乎 sketch template

厦门家教厦门家教� �老师家教冲刺练习 sketch template

如图，在三角形ABC中，D、E、F分别是BC、CA、AB上的点，AD、BE、CF相交于一点O，这样三角形ABC被分成6个三角形，其中4个三角形 sketch template

如图，在 ABC中，AB=10，AC=6，则BC边上的中线AD的取值范围是百度教育 sketch template

如图所示在直角三角形abc区域含边界内存在垂直于纸面�外的匀强磁场磁感应强度大小为B∠a=60°∠b=90°边长ac=L一个 sketch template

如图，在四边形ABCD中，AD∥BC，E为CD的中点，连结AE，BE，延长AE交BC的延长线于点F。 sketch template

题目如图在 Rt ABC 中∠ACB＝90°．1用直尺和圆规作∠A的平分线交 BC 于点 P保留作图的痕迹不写作法2当 sketch template

$如图在 ABC中AD平分∠BAC按如下步骤作图第一步分别以点AD为圆心以大于$frac{1}{2}$AD的长为半径在AD两侧作 sketch template$

如图在等腰 ABC中AB=AC以AB为直径的圆O交BC于点D过点C作CF∥AB与⊙O的切线BE交于点E连接DE．1求证BD sketch template

如图在 ABC中分别以ABAC为边�外作等腰直角三角形ABE等腰直角三角形ACD其中∠BAE=∠CAD=90°BD与CE相交于点O sketch template

如图线段ABDE的垂直平分线交于点C且∠ABC=∠EDC=72°∠AEB=92°则∠EBD的度数为 &ampnb 百度教育 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

如图所示在Rt ABC中AD平分∠BAC交BC于DCH⊥AB于H交AD于FDE⊥AB垂足为E求证四边形CFDE是菱形——青夏 sketch template

15．如图所示已知等腰直角三角形ABC中∠ACB=90°直线L经过点C AD ⊥LBE⊥L垂足分别为DE． 1证明 ACD sketch template

如图所示在 ABC中∠A=α ABC的内角平分线和外角平分线交于点P且∠P=β试探求下列图中α与β的关系并选择一个加以说明——青 sketch template

如图所示， ABC是等腰直角三角形，∠ACB=90°，AD是BC边上的中线，过C作AD的垂线，交AB于点E，交AD于点F．求证：（1）∠ADC sketch template

如图所示在 ABC中∠A=α ABC的内角平分线和外角平分线交于点P且∠P=β试探求下列图中α与β的关系并选择一个加以说明——青 sketch template

百度教育 sketch template

如图所示，已知边长为4的正三角形ABC中，E，F分别为BC和AC的中点，PA=2，且PA⊥平面ABC，设Q是CE的中点（1）求证：AE∥平面 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，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

20． 如图，三角形ABC中，BD平分∠ABC，AD垂直于BD，三角形BCD的面积为45，三角形ADC的面积为20，则三角形ABD的面积等于 sketch template

百度教育 sketch template

如图所示在四边形ABCD中EFGH分别是四边形ABCD各边的中点已知阴影部分的面积是10求四边形SRPQ的面积．题目和参考答案 sketch template

在等边三角形ABC中，点D、E分别在AB、BC边上，连结CD，AE交于点P，且CD=AE，∠ BCD=20°，则∠ APD的度数为百度教育 sketch template

如图所示在四棱锥S ABCD中底面ABCD是正方形侧棱SD⊥平面ABCDSD=DC点E是SC的中点作EF⊥SB交SB于点F．1 sketch template

百度教育 sketch template

如图，在四边形ABCD中，AB=AD，∠ BAD=∠ BCD=90^° ，连接AC，若AC=8，则四边形ABCD的面积为。百度教育 sketch template

$如图四棱锥P ABCD中侧面PAD为等边三角形且垂直于底面ABCDAB=BC=$frac{1}{2}$AD∠BAD=∠ABC=90 sketch template$

百度教育 sketch template

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