7．如图5点def分别是abbcca边的中点则图中的平行四边形一共有 3个 d4个——青夏教育精英家教�—— Sketch Coloring Page

7．如图5点def分别是abbcca边的中点则图中的平行四边形一共有 3个 d4个——青夏教育精英家教�—— Template

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sketch #4868 Pokemons! by Ammed Hjb

anonymous

anonymous
sketch #4868 Pokemons! by Ammed Hjb

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anonymous

anonymous
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anonymous

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anonymous

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sketch #2715 Angelina

Na Ruro
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sketch #2220 bahbah sexy sheep

anonymous

anonymous
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sketch #1964 愛鼠繪

愛君
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sketch #293 jdjdjdjdj

Helyryn
sketch #293 jdjdjdjdj

sketch #5103

anonymous

anonymous
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sketch #3250 Lonely cat Lars Tunebo

anonymous

anonymous
sketch #3250 Lonely cat Lars Tunebo

sketch #5267

anonymous

anonymous
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sketch #521 A hungry caterpillar

Tom Kelly
sketch #521 A hungry caterpillar

sketch #5071 Rihanna by Johan Kennet Espinoza Moreno

anonymous

anonymous
sketch #5071 Rihanna by Johan Kennet Espinoza Moreno

sketch #2453 Koi Fish

anonymous

anonymous
sketch #2453 Koi Fish

sketch #2082 mash

anonymous

anonymous
sketch #2082 mash

sketch #3688

anonymous

anonymous
sketch #3688

sketch #2554

anonymous

anonymous
sketch #2554

sketch #508

anonymous

anonymous
sketch #508

sketch #5050

anonymous

anonymous
sketch #5050

sketch #4829

anonymous

anonymous
sketch #4829

sketch #4904

anonymous

anonymous
sketch #4904

sketch #3508 Medusa by Nelly Panambo

anonymous

anonymous
sketch #3508 Medusa by Nelly Panambo

sketch #2828 One Direction Szabó Zoltán

Szabó Zoltán
sketch #2828 One Direction Szabó Zoltán

sketch #2965 Flapjack by Farzin Hedayatzadeh

anonymous

anonymous
sketch #2965 Flapjack by Farzin Hedayatzadeh

sketch #542 life

anonymous

anonymous
sketch #542 life

sketch #20690

anonymous

anonymous
sketch #20690

sketch #5121

anonymous

anonymous
sketch #5121

sketch #5346

anonymous

anonymous
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sketch #5090

anonymous

anonymous
sketch #5090

tomski7．如图5点def分别是abbcca边的中点则图中的平行四边形一共有 3个 d4个——青夏教育精英家教�—— coloring

7．如图5点DEF分别是ABBCCA边的中点则图中的平行四边形一共有 3个 D4个——青夏教育精英家教�—— sketch template

7．如图5点DEF分别是ABBCCA边的中点则图中的平行四边形一共有 3个 D4个——青夏教育精英家教�—— sketch template

在 ABC中已知∠A=60°∠C=75°AB=10点DEF分别在边ABBCCA上则 DEF�长的最小值．题目和参考答案 sketch template

20．如图点DEF分别在ABBCAC上且DE∥ACEF∥AB下面写出了说明“∠A ∠B ∠C＝180° 的过程请填空因为 sketch template

如图点DEF分别在等边三角形ABC的边ABBCCA的延长线上且BD=CE=AF说明 DEF为等边三角形．题目和参考答案——青夏 sketch template

如图1，D、E、F分别是 ABC各边上的点，四边形ADEF是平行四边形，有三个选项：�D是AB的中点，�E是BC的中点，�F是AC的中点． 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

5．如图⊿ABC是等边三角形点DE分别在BCAC上且BD=CEAD与BE相交于点F 1试说明⊿ABD≌⊿BCE 2⊿ sketch template

如图在正方形ABCD中点EF分别是ADBC中点连接EF将矩形CDEF绕着点C逆时针旋转一定角度得到矩形CD′E′F′点E′恰好落 sketch template

如图所示在等边 ABC中点DE分别在边BCAB上且BD=AEAD与CE交于点F则∠DFC的度数为 A．60°B．45°C sketch template

20．如图点DEF分别在ABBCAC上且DE∥ACEF∥AB下面写出了说明“∠A ∠B ∠C＝180° 的过程请填空因为 sketch template

如图1DEF分别是 ABC三边ABBC和AC上的点若∠1=∠2∠3=∠4∠5=∠6�们称 DEF为 ABC的反射三角形．1 sketch template

探究：（1）如图1，在正方形ABCD中，E、F分别是BC、CD上的点，且∠EAF=45°，试判断BE、DF与EF三条线段之间的数量关系，直接 sketch template

如图在 ABC中∠A=90°AB=ACD 是BC的中点点EF分别是ABAC上的点并且BE=AF1猜想并写出AD与BC所满足 sketch template

如图�，已知 ABC的内切圆⊙O与AB、BC、AC分别相切于点D、E、F，且EF=DE（1）判断 ABC的形状，并证明你的结论；（2 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 ABC中点DEF分别在BCABAC上且DE∥ACDF∥AB．1如果∠BAC=90°那么四边形AEDF是 形2 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已知 ABC中AB=AC∠BAC=90°点D为BC的中点点EF分别在直线ABAC上运动且始终保持AE=CF．1如图� sketch template

如图点DE分别在线段ABAC上BECD相交于点OAE＝AD要使 ABE≌ ACD需添加一个条件是 ——青夏教育精英家教�—— sketch template

如图点EF分别是菱形ABCD的边BCCD上的点且 ∠EAF=∠D=60°∠FAD=45°则∠CFE= A60B45C sketch template

如图点EF分别是菱形ABCD的边BCCD上的点且 ∠EAF=∠D=60°∠FAD=45°则∠CFE= A60B45C 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

如图点DEFB在同一直线上AB∥CDAE∥CF且AE=CF若BD=10BF=2则EF= ——青夏教育精英家教�—— sketch template

如图等边三角形ABC中点DEF分别为边ABACBC的中点M为直线BC动点 DMN为等边三角形1如图1当点M在点B左侧时 sketch template

题目如图在Rt ABC中∠ABC=90°AB=6BC=8∠BAC与∠ACB的平分线相较于点E过点E作EF∥BC交AC于点F则 sketch template

如图， ABC的内切圆⊙O与AB，BC，CA分别相切于点D，E，F，且AD=BD=2，EC=3，则 ABC的�长为（） A10 B12 C sketch template

如图已知 ABC中AB=AC∠BAC=90°点D为BC的中点点EF分别在直线ABAC上运动且始终保持AE=CF．1如图� 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

如图等边 ABC中点DE分别是边ABAC的中点CDBE交于点O则∠BOC的度数是120度．题目和参考答案——青夏教育精英家教�—— sketch template

如图在 ABC中∠C=90°AC=BC点D为AB的中点点EF分别为ACBC边上的动点且CE=BF当点EF分别在边ACBC sketch template

如图在 ABC中∠C=90°AC=BC点D为AB的中点点EF分别为ACBC边上的动点且CE=BF当点EF分别在边ACBC sketch template

如图点ABC分别表示海平面上的三只船 ABC是等边三角形AB=60海里下列说法不正确的是A船A在B的北偏东30°方�到B的距离 sketch template

已知在 ABC中内切圆I和边BCCAAB分别相切于点DEF．1若∠A=60°求∠FDE的度数2若∠A=130°求∠ sketch template

如图所示已知点AEFD在同一条直线上AE=DFBF⊥ADCE⊥AD垂足分别为FEBF=CE求证AB∥CD．题目和参考 sketch template

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