如图所示abc为一等边三角形的三个顶点某匀强电场的电场线平行于该三角形所在平面．现将带电量为q的正电荷从a点移到b点电场力做功大小为 Sketch Coloring Page

如图所示abc为一等边三角形的三个顶点某匀强电场的电场线平行于该三角形所在平面．现将带电量为q的正电荷从a点移到b点电场力做功大小为 Template

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sketch #3919 this is not my best but i did it because it looks very cool

anonymous

anonymous
sketch #3919 this is not my best but i did it because it looks very cool

sketch #3488 cats

anonymous

anonymous
sketch #3488 cats

sketch #3469

anonymous

anonymous
sketch #3469

sketch #538

Umar Ushaim Kan An
sketch #538

sketch #4970

anonymous

anonymous
sketch #4970

sketch #3523 My World My Way by Elena Artene

anonymous

anonymous
sketch #3523 My World My Way by Elena Artene

sketch #127

Johnny B. Goode
sketch #127

sketch #1076

anonymous

anonymous
sketch #1076

sketch #4915 Marshall Lee Gopal Gopi

anonymous

anonymous
sketch #4915 Marshall Lee Gopal Gopi

sketch #5179 Audrey Hepburn by 陳一夫

anonymous

anonymous
sketch #5179 Audrey Hepburn by 陳一夫

sketch #297 Fish

Helyryn
sketch #297 Fish

sketch #3589 Cheshire Cat by Helen Besley

anonymous

anonymous
sketch #3589 Cheshire Cat by Helen Besley

sketch #5212 Katy Perry by Shahid Khokhar

anonymous

anonymous
sketch #5212 Katy Perry by Shahid Khokhar

sketch #5152

anonymous

anonymous
sketch #5152

sketch #4990

anonymous

anonymous
sketch #4990

sketch #519 The Joker

Tom Kelly
sketch #519 The Joker

sketch #2618

sketchmaster
sketch #2618

sketch #2351

anonymous

anonymous
sketch #2351

sketch #4053

anonymous

anonymous
sketch #4053

sketch #334 DON 'T!

anonymous

anonymous
sketch #334 DON 'T!

sketch #2593 Tweety by sketchmaster

sketchmaster
sketch #2593 Tweety by sketchmaster

sketch #2784

John Davis
sketch #2784

sketch #3431 Jimi Hendrix by Konvicted Rohit

anonymous

anonymous
sketch #3431 Jimi Hendrix by Konvicted Rohit

sketch #5117

anonymous

anonymous
sketch #5117

sketch #5277 League of Legends champions by Sylvie Rieux

anonymous

anonymous
sketch #5277 League of Legends champions by Sylvie Rieux

sketch #1447 donara

Donara Smbatyan
sketch #1447 donara

sketch #4760

anonymous

anonymous
sketch #4760

sketch #2619 Underwater by sketchmaster

sketchmaster
sketch #2619 Underwater by sketchmaster

sketch #1459 khvjkhu

anonymous

anonymous
sketch #1459 khvjkhu

sketch #4446 EDDIE by يآآسر محمد

anonymous

anonymous
sketch #4446 EDDIE by يآآسر محمد

tomski如图所示abc为一等边三角形的三个顶点某匀强电场的电场线平行于该三角形所在平面．现将带电量为q的正电荷从a点移到b点电场力做功大小为 coloring

从一道简单的高数题谈起——点到三角形边及顶点的距离问题知乎 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

已知：在三角形ABC中，AB=AC角BAC=20度，D点在AB上且AD=BC求角ACD的度数知乎 sketch template

如图所示，边长为2的等边三角形中，D点在边上运动（不与B、C重合），点E在边的延长线上，点F在边的延长线上，． 点D在边上从B至C的运动过程 sketch template

如图所示在等边三角形的三个顶点ABC处分别固定电荷量相等的正负点电荷．BOD是AC的中垂线MN关于O点对称．若检验电荷 q仅在电场力 sketch template

百度教育 sketch template

如图所示有一等边三角形ABC在BC两点各放一个质量为m的小球在A点放一个质量为2m的小球则这个球组的重心在何处——青夏教育精英家教�—— sketch template

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

8．如图所示O是等边三角形ABC的中心D是三角形中的任意一点如果作矢量DADBDC分别表示三个力三个力的方�如图中箭头所示则这三 sketch template

三角形 高中数学资料 sketch template

1如图�所示已知C是线段AB上一点分别以ACBC为边长在AB的同侧作等边 ADC和 CBE连接AE和DB证明AE=DB2 sketch template

如图等边三角形ABC的边长为6A、B、A1三点在一条直线上且 ABC≌ A1BC1若D为线段BC1上一动点则AD CD的最小值是 sketch template

如图所示有一等边三角形ABC在BC两点各放一个质量为m的小球在A点放一个质量为2m的小球．这些球组的重心在何处．题目和参考答案——青 sketch template

题目已知如图 ABC和 CDE均为等边三角形BCD三点在同一条直线上连接线段BEAD交于点F连接CF1求证∠FBC sketch template

如图所示ABC为一等边三角形的三个顶点某匀强电场的电场线平行于该三角形所在平面．现将带电量为q的正电荷从A点移到B点电场力做功大小为 sketch template

如图所示在等边三角形的三个顶点abc处各有一条长直导线垂直纸面放置导线中通有大小相等的恒定电流方�垂直纸面�里．过c点的导线所受安培 sketch template

如图ABC三点在一条直线上分别以ABBC为边在AC的同侧作等边 ABD和 BCE连接AECD．求证AE=DC．题目和参考 sketch template

如图所示已知等边三角形ABC的边长为1按图中所示的规律用2011个这样的等边三角形镶嵌而成的四边形的�长是．题目和参考答案——青夏 sketch template

题目如图在直角梯形ABCD中AD∥BCAB⊥BCBC＝5CD＝6∠DCB＝60°等边 PMNN为固定点的边长为x边MN sketch template

如图所示ABC为某三角形板的三个顶点其中∠C为钝角ABC在同一水平面内．现使三角形板绕其中一个顶点在水平面内沿顺时针方�匀速转动 sketch template

如图�分别以直角三角形ABC三边为直径�外作三个半圆其面积分别用S1S2S3表示则不难证明S1=S2 S3．1如图�分别以直角 sketch template

如图所示ABC为某三角形板的三个顶点其中∠C为钝角ABC在同一水平面内．现使三角形板绕其中一个顶点在水平面内沿顺时针方�匀速转动 sketch template

10．如图所示已知 ABC和 DCE均是等边三角形点BCE在同一条直线上AE与BD交于点OAE与CD交于点GAC与BD交于点F sketch template

如图所示AB是4×5�格中的格点�格中的每个小正方形的边长均为1请你在图中清晰标出以ABC为顶点的三角形是等腰三角形的所有格点C的位置 sketch template

边长为l的等边三角形的三个顶点ABC分别放置同号电量均为Q的点电荷在这个三角形内放置一个异种电荷q而使此电荷系统平衡问q的电量及 sketch template

如图所示有一等边三角形ABC在BC两点各放一个质量为m的小球在A点放一个质量为2m的小球．这些球组的重心在何处．题目和参考答案——青 sketch template

百度教育 sketch template

24．12分如图所示，绝缘光�轨道ABCD竖直放在与水平方�成θ＝45°的匀强电场中，其中BCD部分是半径为R的半圆环，轨道的水平部分与 sketch template

30．在匀强电场中有ABC三点构成一个边长为a的等边三角形如图12所示一电子在电场力的作用下由A到B动能减�W一质子在电场力作用下由 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

百度教育 sketch template

如图所示，电源电压恒为18V，定值电阻R1=20Ω，�动变阻器R2标有“40Ω 05A”，电流表A的量程为006A，电压表量程为0 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

如图所示已知 ABC和 BDE都是等边三角形且ABD三点共线．下列结论�AE=CD�BF=BG�HB平分∠AHD�∠AHC sketch template

百度教育 sketch template

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