如图，在正三角形abc中，ab=6，d、e分别为ac、bc上的动点，知乎 Sketch Coloring Page

如图，在正三角形abc中，ab=6，d、e分别为ac、bc上的动点，知乎 Template

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sketch #2628 Black haired women

sketchmaster
sketch #2628 Black haired women

sketch #5437 Mikasa from Attack on Titan by Manimarmuthu Muthu

anonymous

anonymous
sketch #5437 Mikasa from Attack on Titan by Manimarmuthu Muthu

sketch #3483 Ginger

Sarah Nila
sketch #3483 Ginger

sketch #3174 John Snow Helga Fon Stein

anonymous

anonymous
sketch #3174 John Snow Helga Fon Stein

sketch #1122 norooz

anonymous

anonymous
sketch #1122 norooz

sketch #542 life

anonymous

anonymous
sketch #542 life

sketch #5199 Catface by Noeli Racioppo

anonymous

anonymous
sketch #5199 Catface by Noeli Racioppo

sketch #1695

anonymous

anonymous
sketch #1695

sketch #3590

anonymous

anonymous
sketch #3590

sketch #5069 Mad Hatter by Ahmed Mostafa

anonymous

anonymous
sketch #5069 Mad Hatter by Ahmed Mostafa

sketch #2061

Raisa Mahmud
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sketch #1732

anonymous

anonymous
sketch #1732

sketch #3155 Iron Man

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anonymous
sketch #3155 Iron Man

sketch #2926 Power Puff Girls by Sylvie Rieux

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anonymous
sketch #2926 Power Puff Girls by Sylvie Rieux

sketch #5218 Marshall Lee Dj-ionut Manelomania

anonymous

anonymous
sketch #5218 Marshall Lee Dj-ionut Manelomania

sketch #3157 umpa lumpa

anonymous

anonymous
sketch #3157 umpa lumpa

sketch #5008

anonymous

anonymous
sketch #5008

sketch #805

Laura Agapi Asnicar
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anonymous

anonymous
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sketch #4688

anonymous

anonymous
sketch #4688

sketch #4478

Hank Henry Armstrong
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sketch #2483 Una Catrina by sketchmaster

sketchmaster
sketch #2483 Una Catrina by sketchmaster

sketch #2899 Snoopy by Rhemzkian Esturco

anonymous

anonymous
sketch #2899 Snoopy by Rhemzkian Esturco

sketch #5219 Zayn Malik by Amila Madhushanaka

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anonymous
sketch #5219 Zayn Malik by Amila Madhushanaka

sketch #2844 Geist Ines Galeana

Ines Galeana
sketch #2844 Geist Ines Galeana

sketch #3769 The Beatles by يآآسر محمد

anonymous

anonymous
sketch #3769 The Beatles by يآآسر محمد

sketch #3439 Aralé by Malyi Link

anonymous

anonymous
sketch #3439 Aralé by Malyi Link

sketch #5265 Shir Erika Ishikawa

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anonymous
sketch #5265 Shir Erika Ishikawa

sketch #5163

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sketch #2788 Yuno Gasai from Mirai Nikki by Cristina Love

Cristina Love
sketch #2788 Yuno Gasai from Mirai Nikki by Cristina Love

tomski如图，在正三角形abc中，ab=6，d、e分别为ac、bc上的动点，知乎 coloring

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，在正三角形ABC中，AB=6，D、E分别为AC、BC上的动点， 知乎 sketch template

题目：如图，在三角形ABC中，点D是AB的中点，∠DAC=2∠DCA，∠DCB=30度，求∠B的度数 知乎 sketch template

题目：如图，在三角形ABC中，点D是AB的中点，∠DAC=2∠DCA，∠DCB=30度，求∠B的度数 知乎 sketch template

如图所示三角形abc是边长为1的正三角形 三角形bdc是顶角为120度的等腰三角形 以d为顶点做一个60是度的角m 百度知道 sketch template

三角形“四心”有关性质及证明（内心篇） 知乎 sketch template

如图在三角形ABC中BDDC=12E为AD的中点若三角形ABC的面积为120平方厘米则阴影部分的面积是多�平方厘米题目和参考 sketch template

如图在直角三角形ABC中放置边长分别34x的三个正方形则x的值为 ．题目和参考答案——青夏教育精英家教�—— sketch template

如图在 ABC中AB=AC∠A=36°请你设计三种不同的方法将 ABC分割成三个等腰三角形不要求写出画法不要求证明但是要标出所 sketch template

4．如图所示一粒子源位于一边长为的正三角形ABC的中心O处可以在三角形所在的平面内�各个方��射出速度大小为v质量为m电荷量为q的带电 sketch template

如图在正方形ABCD中EC=2BE三角形 BOC的面积是3平方米求阴影部分的面积．题目和参考答案——青夏教育精英家教�—— sketch template

如图：在三角形ABC中，若AC CD=AB，∠ ADC=70^° ，∠ ACB=80^° ，求∠ B？百度教育 sketch template

百度教育 sketch template

如图在 ABC中BDCE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

百度教育 sketch template

如图，在三角形 ABC 中， D 是 BC 的中点， E 、 F AC 的三等分点。已知三角形 的面积是 108 平方厘米。求三角 sketch template

如图已知正三角形ABC的边长为1EFG分别是ABBCCA上的点且AE=BF=CG设 EFG的面积为yAE的长为x则y关于x sketch template

如图在正方形�格上有6个斜三角形� ABC� BCD� BDE� BFG� FGH� EFK．其中� �中与三角形�相似的是 sketch template

如图在正三角形ABC中DEF分别为各边的中点GHIJ分别为AFADBEDE的中点．将 ABC沿DEEFDF折成三棱锥 sketch template

如图在正三角形ABC中DEF分别为各边的中点GHIJ分别为AFADBEDE的中点．将 ABC沿DEEFDF折成三棱锥 sketch template

如图在三角形ABC中AB=ACD是BC上一点∠BAD=40°E是AC上一点AD=AE求∠EDC的度数．题目和参考答案——青夏 sketch template

如图，在直角三角形ABC中，∠ACB=90°，∠CBA=30°，请你设计三种不同的分法，把 ABC分割成两个三角形，且 ZOL问答 sketch template

1．在直角 ABC中∠C=90°． 1如果以此直角三角形三边为边分别作三个正三角形那么面积S1S2S3之间有什么关系 2 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

百度教育 sketch template

百度教育 sketch template

在三角形ABC中点O是AC边上一个动点过点O作MN∥BC设MN交∠BCA的平分线于点E交 ABC的外角∠ACD平分线于点E．1求证 sketch template

如图所示在三角形ABC中D为BC的中点AD和BE相交F点已知三角形ABC的面积为42平方厘米求三角形BDF的面积．题目和参考答案 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锐角三角形ABC中AH是BC边上的高分别以ABAC为一边�外作正方形ABDE和ACEG连接CEBG和EGEG与HA的延长 sketch template

如图所示分别以直角三角形ABC三边为边�外作三个正方形其面积分别用S1S2S3表示若S1=25S3=9则S2的值为 A sketch template

如图等腰三角形ABC中AB=AC顶角∠A=20°在边AB上取一点D使AD=BC求∠BDC的度数题目和参考答案——青夏教育精英家教�—— sketch template

如图在三角形ABC中D点为AB的中点E点为BC的中点F点为BE的中点已知三角形DCF面积为63平方厘米则三角形ABC面积为多�平方 sketch template

如图正三角形ABC内接于⊙O动点P在圆�的劣弧AB上且不与AB重合则∠BPC等于 A．B．C． D．——青夏教育精英家教�—— sketch template

如图在三角形ABC中BC=8厘米AD=6厘米EF分别为AB和AC的中点．那么三角形EBF的面积是66平方厘米．——青夏教育精英家教�—— sketch template

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