如图所示o是线段ab的中点ab＝2c以点a为圆心2a为半径作一圆其中 1若圆a外的动点p到b的距离等于它到圆�的最短距离 Sketch Coloring Page

如图所示o是线段ab的中点ab＝2c以点a为圆心2a为半径作一圆其中 1若圆a外的动点p到b的距离等于它到圆�的最短距离 Template

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sketch #3261

anonymous

anonymous
sketch #3261

sketch #5131 Miley Cyrus by Vannak Von

anonymous

anonymous
sketch #5131 Miley Cyrus by Vannak Von

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anonymous

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sketch #5179 Audrey Hepburn by 陳一夫

anonymous

anonymous
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sketch #5138 Monster by Leonie Cooper

sketch #4221 Moi.

anonymous

anonymous
sketch #4221 Moi.

sketch #5119

anonymous

anonymous
sketch #5119

sketch #3496

anonymous

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sketch #4471 Brother Bear by Samuel Roberto

anonymous

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sketch #4471 Brother Bear by Samuel Roberto

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anonymous

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sketch #1041 strawberries

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anonymous

anonymous
sketch #5416

sketch #1068 dançando

anonymous

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sketch #1068 dançando

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anonymous

anonymous
sketch #4605 Goku by Jayme Sousa

sketch #5072

anonymous

anonymous
sketch #5072

sketch #3390 Beautiful drawing by Jessie Lightwood

anonymous

anonymous
sketch #3390 Beautiful drawing by Jessie Lightwood

sketch #3727 Stitch by Louis Tradieu

anonymous

anonymous
sketch #3727 Stitch by Louis Tradieu

sketch #5121

anonymous

anonymous
sketch #5121

sketch #3815

Emin AltınKöprü
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anonymous

anonymous
sketch #649

sketch #4424 MJ by Nycole Prietsch

anonymous

anonymous
sketch #4424 MJ by Nycole Prietsch

sketch #3226 Goth Face

anonymous

anonymous
sketch #3226 Goth Face

sketch #5080 Megaman Zero (X) by Muhammad Raiyaan

anonymous

anonymous
sketch #5080 Megaman Zero (X) by Muhammad Raiyaan

sketch #643 Happy Valentines

Tom Kelly
sketch #643 Happy Valentines

sketch #4742

anonymous

anonymous
sketch #4742

sketch #3149 Dude with a sword by Elio Hernandez

anonymous

anonymous
sketch #3149 Dude with a sword by Elio Hernandez

sketch #5204

anonymous

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sketch #135 TYGER Style

Jaroslav Florian
sketch #135 TYGER Style

sketch #4134 1 min sketch

Nemo Archt
sketch #4134 1 min sketch

sketch #5088

anonymous

anonymous
sketch #5088

tomski如图所示o是线段ab的中点ab＝2c以点a为圆心2a为半径作一圆其中 1若圆a外的动点p到b的距离等于它到圆�的最短距离 coloring

如图所示O是线段AB的中点AB＝2c以点A为圆心2a为半径作一圆其中 1若圆A外的动点P到B的距离等于它到圆�的最短距离 sketch template

题目1观察思考如图所示线段AB上的点数与线段的总条数有如下关系如果线段AB上有3个点那么线段总条数为3如果线段AB上有4个点 sketch template

新知理解如图�点C在线段AB上若BC=πAC则称点C是线段AB的圆�率点线段ACBC称作互为圆�率伴侣线段．1若AC=3则 sketch template

缠中说禅缠论线段解读知乎 sketch template

如图4 48所示若C是线段AB的中点D是线段AC上任意一点 A AD·DB ＜ AC·CB D C B ＝ AC sketch template

如图在直角坐标系中 ABC的三个顶点均在格点上其位置如图所示．现将 ABC沿AA′的方�平移使得点A移至图中的点A′的位置写出平移 sketch template

如果点C是线段AB的中点那么下列结论中正确的是ABCD 题目和参考答案——青夏教育精英家教�—— sketch template

题目探索新知如图1点C将线段AB分成AC和BC两部分若BC= AC则称点C是线段AB的圆�率点线段ACBC称作互为圆�率伴侣 sketch template

抛物线的位置如图所示AB分别是抛物线与x轴y轴的交点且线段OAOB的长都等于1则当ab的值最小时a=——青夏教育精英家教�—— sketch template

如图所示ABC是圆O上的三个点CO的延长线与线段AB交于圆内一点D若则A0＜x Y＜1Bx Y＞1Cx Y＜ 1D 1＜x sketch template

题目如图Rt ABC中∠ACB＝90°AC＝BCD是线段AB上一点0＜AD＜AB．过点B作BE⊥CD垂足为E．将线段CE绕点 sketch template

定义如图�点MN把线段AB分割成AMMN和BN若以AMMNBN为边的三角形是一个直角三角形则称点MN是线段AB的勾股分割点 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AB分别是椭圆Ex2a2 Y2b2=1的右顶点和上顶点OA=2点M为线段AB中点直线OM交椭圆于CD两点 sketch template

如图线段PA=1点D是线段PA延长线上的点AD=a点O是线段AP延长线上的点OA2=OP•OD以O为圆心OA为半径作扇形OAB sketch template

如图所示OB是以O点为支点的杠杆F是作用在杠杆B端的力．线段AB与力F的作用线在一条直线上且OA⊥AB．1线段OA表示力F的力臂 sketch template

已知如图OA是⊙O的半径以OA为直径的⊙C与⊙O的弦AB相交于点D．求证点D是AB的中点．题目和参考答案——青夏教育精英家教�—— sketch template

如图线段PA=1点D是线段PA延长线上的点AD=a点O是线段AP延长线上的点OA2=OP•OD以O为圆心OA为半径作扇形OAB sketch template

如图C是线段AB上的一点D是线段CB的中点已知AC=p且pqr为质数p＜qp Q=r又知图中所有线段长度之和为27则线段 sketch template

如图是一条线段．�以线段AB为直径画一个圆．�再以这条线段为边画一个正方形．�画出这个组合图形的对称轴．�量出必要的数据算出这个组合图形的 sketch template

23．如图点CD在线段AB上AC=DB=2D是BC的中点求线段AB的长．——青夏教育精英家教�—— sketch template

如图所示AB是长为3cm的线段以AB的中点O为圆心12AB为半径画圆再以小于12AB长为半径在⊙O内画两个小圆如果CD⊥AB于O你 sketch template

题目如图在 ABC中D是AB的中点E是CD的中点 过点C作CF//AB交AE的延长线于点F连接BF．1 求证DB＝CF sketch template

如图所示线段OA=2ABAB为两个质量相等的小球当它们绕O点在光�的水平桌面上以相同的角速度转动时两线段拉力FabFob为A．3 sketch template

探索新知如图1点C将线段AB分成AC和BC两部分若BC=πAC则称点C是线段AB的圆�率点线段ACBC称作互为圆�率伴侣线段 sketch template

如图，在以点O为圆心的两个同心圆中，大圆的弦AB交小圆于点C、D 已知AB=4，CD=2，圆心O到直线AB的距离为1，则大圆的半径为 ，小圆 sketch template

6．四边形ABCD为⊙O的内接梯形如图3所示AB∥CD且CD为直径如果⊙O的半径等于r∠C=60°那图中 OAB的边长AB是 sketch template

如图所示，在a、b两点固定着两个带等量异种电荷的点电荷，c、d两点将a、b两点的连线三等分，e、f是a、b两点连线的中垂线上的两点，且e、f到 sketch template

如图线段AB是⊙O的直径点CD为⊙O上的点过点C作⊙O的切线交AB的延长线于点E若∠E=50°则∠CDB等于 A20°B sketch template

如图在⊙O中AB是直径点C是$widehat{AB}$的中点点P是$widehat{BC}$的中点则∠PAB的度数 A．30 sketch template

如图1⊙O是 ABC的外接圆AB是直径OD∥AC且∠CBD=∠BACOD交⊙O于点E．1求证BD是⊙O的切线2若点E为 sketch template

如图所示图中有条直线它们是 图中共有条射线它们中能用图中字母表示的有条线段它们是 ．题目和参考答案——青夏教育 sketch template

如图，在⊙O中，点C在优弧ˆAB上，将弧BC沿BC折叠后刚好经过AB的中点D若⊙O的半径为√5，AB=4，则BC的长是A2√3B3√ sketch template

如图所示竖直平面内的轨道ABCD由水平轨道AB与光�的四分之一圆弧轨道CD组成AB恰与圆弧CD在C点相切轨道固定在水平面上一个质量为m sketch template

如图AB是⊙O的直径CP是弧AB上两点AB=13AC=5．若点P是弧AB的中点求PA的长若点P是弧BC的中点求PA的长 sketch template

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