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 #2740 Monster by Gabriela Segura

Gabriela Segura
sketch #2740 Monster by Gabriela Segura

sketch #4665 Iron Maiden EDDIE by Jenna Khoùlix�

anonymous

anonymous
sketch #4665 Iron Maiden EDDIE by Jenna Khoùlix�

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anonymous

anonymous
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sketch #3264 Lisa by Shaban Khan

anonymous

anonymous
sketch #3264 Lisa by Shaban Khan

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anonymous

anonymous
sketch #2022

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anonymous

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sketch #5330 Frozen by Amanda Kachadurian

anonymous

anonymous
sketch #5330 Frozen by Amanda Kachadurian

sketch #2593 Tweety by sketchmaster

sketchmaster
sketch #2593 Tweety by sketchmaster

sketch #3695

Mahmed Alhaj
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sketch #3148

anonymous

anonymous
sketch #3148

sketch #2818 Hellboy by يآآسر محمد

يآآسر محمد
sketch #2818 Hellboy by يآآسر محمد

sketch #2668 Butterfly by Loai Issa

Loai Issa
sketch #2668 Butterfly by Loai Issa

sketch #4874 Milla Jovovich by Kimmy Kitty Perry Priemus

anonymous

anonymous
sketch #4874 Milla Jovovich by Kimmy Kitty Perry Priemus

sketch #4702

anonymous

anonymous
sketch #4702

sketch #3651 Istanbul by DjDarío GT

anonymous

anonymous
sketch #3651 Istanbul by DjDarío GT

sketch #3327 Megaman by Abdelwahab Haik

anonymous

anonymous
sketch #3327 Megaman by Abdelwahab Haik

sketch #878

Laura Agapi Asnicar
sketch #878

sketch #3676 Sceptical horse by Koes Maung

anonymous

anonymous
sketch #3676 Sceptical horse by Koes Maung

sketch #2035 Ernest Hemingway...
chayrolfrypan

anonymous

anonymous
sketch #2035 Ernest Hemingway... chayrolfrypan

sketch #4835 L from Death Note by Adidtzu Ady

anonymous

anonymous
sketch #4835 L from Death Note by Adidtzu Ady

sketch #2620 goblin man

sketchmaster
sketch #2620 goblin man

sketch #5136

anonymous

anonymous
sketch #5136

sketch #4595 Hell Boy by Cristina Love

anonymous

anonymous
sketch #4595 Hell Boy by Cristina Love

sketch #3604 Falling Manipati Surya

anonymous

anonymous
sketch #3604 Falling Manipati Surya

sketch #1076

anonymous

anonymous
sketch #1076

sketch #2777 Ralph & Vanellope by Alexander Volodimirovich Danilchenko

Alexander Volodimirovich Danilchenko
sketch #2777 Ralph & Vanellope by Alexander Volodimirovich Danilchenko

sketch #3457

anonymous

anonymous
sketch #3457

sketch #1923 12

anonymous

anonymous
sketch #1923 12

sketch #2464 Spongebob by sketchmaster

sketchmaster
sketch #2464 Spongebob by sketchmaster

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

A字型相似三角形的应用 知乎 sketch template

百度教育 sketch template

如图在三角形ABC中三角形AEO的面积是1三角形ABO的面积是2三角形BOD的面积是3则四边形DCEO的面积是多�——青夏教育精英 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

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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 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

百度教育 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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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为 BC的中点 AF=2BFCE=3AE连接CF交 DE于 P点求EPDP的值．题目和参考答案——青夏教育 sketch template

百度教育 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

$如图所示正三角形ABC的边长为2$frac{AE}{BE}$=2$frac{AD}{DC}$=$frac{1}{2}$BD交CE sketch template$

如图在三角形ABC中点DF在边BC上点E在边AB上点G在边AC上∠CDG=∠B∠1 ∠FEA=180°．证明AD∥EF．题目 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

百度教育 sketch template

已知在等边三角形ABC中DE分别为ABAC上的点且BD=AEEB与CD相交于点OEF⊥CD于点F．求证OE=2OF．题目和参考 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所示在三角形ABC中∠ABC=45°CD⊥AB与点DBE平分∠ABC 且BE⊥AC于点E与CD相交于点FH是BC边的中点 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

如图在三角形纸片ABC中AB=6BC=8AC=4．沿虚线剪下的涂色部分的三角形与 ABC相似的是ABCD 题目和参考答案——青 sketch template

百度教育 sketch template

如图等边三角形ABC中AB=5延长BC至点P使CP=3将 ABC绕点B顺时针旋转a角得到 DBE连接DPEP则当 DPE为 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三角形ABC中AB=3AC=6∠BAC=60°D为BC中点E为中线AD的中点．1试用�量AB和AC表示AD2求中线AD sketch template

如图三角形ABC在正方形�格中图中每个小正方形的边长均为1个单位长度若点A的坐标为03点B的坐标为按要求解下列问题1在 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

如图在ABC中AB=ACBD和CD分别是ABC和ACB的平分线EF过D点且FF∥BC图中等腰三角形共有 A2个 B3个 sketch template

图，三角形ABC中，EF分别在AB，AC上，DE垂直于DF，D是边上BC的中点，则BE CF答案及详细解析过程——青夏教育精英家教�—— sketch template

如图在斜棱柱ABC A1B1C1中底面为正三角形侧棱长等于底面边长且侧棱与底面所成的角为60°顶点B1在底面ABC上的射影O恰好是 sketch template

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