如何证明：过三角形abc的三个顶点作其外接圆切线，分别和各对边所在直线交于一点，则三交点共线？ 知乎 Sketch Coloring Page

如何证明：过三角形abc的三个顶点作其外接圆切线，分别和各对边所在直线交于一点，则三交点共线？ 知乎 Template

Background image: Hide Show

View Larger Image Image Credit: zhihu.com

please wait, the page is loading...

More Sketches

Take a peek at some of the sketches created by our users, are you a sketchite?

sketch #5201 Ponyta by WatasHi Satemura Oke

anonymous

anonymous
sketch #5201 Ponyta by WatasHi Satemura Oke

sketch #4232 Tobirama by Kadi Kader

anonymous

anonymous
sketch #4232 Tobirama by Kadi Kader

sketch #380

anonymous

anonymous
sketch #380

sketch #1170

anonymous

anonymous
sketch #1170

sketch #5236 Edward Scissorhands by Ronin Ronin

anonymous

anonymous
sketch #5236 Edward Scissorhands by Ronin Ronin

sketch #5049

anonymous

anonymous
sketch #5049

sketch #214 bugs bunny

anonymous

anonymous
sketch #214 bugs bunny

sketch #2642 Red dog

Rachel Roe
sketch #2642 Red dog

sketch #4774 Banksy&#;s Wall and Piece by Ameli Cedeño Barcia

anonymous

anonymous
sketch #4774 Banksy&#;s Wall and Piece by Ameli Cedeño Barcia

sketch #2892 Joker by Frank Aguiar Au

anonymous

anonymous
sketch #2892 Joker by Frank Aguiar Au

sketch #3290 Calvin and Hobbes by অনন্ত জলিল

anonymous

anonymous
sketch #3290 Calvin and Hobbes by অনন্ত জলিল

sketch #4855

anonymous

anonymous
sketch #4855

sketch #4829

anonymous

anonymous
sketch #4829

sketch #3083 Great illustration Ali Hänel

anonymous

anonymous
sketch #3083 Great illustration Ali Hänel

sketch #3693 Lucy from Elfen Lied by Simona Honigmelone

anonymous

anonymous
sketch #3693 Lucy from Elfen Lied by Simona Honigmelone

sketch #2250 lelouch

anonymous

anonymous
sketch #2250 lelouch

sketch #2308

anonymous

anonymous
sketch #2308

sketch #3974 Bird Skerch w/ vibration

anonymous

anonymous
sketch #3974 Bird Skerch w/ vibration

sketch #1034 what ever you want it to be

anonymous

anonymous
sketch #1034 what ever you want it to be

sketch #1455 donara

Donara Smbatyan
sketch #1455 donara

sketch #2939 Eye by Kimmy Kitty Perry Priemus

anonymous

anonymous
sketch #2939 Eye by Kimmy Kitty Perry Priemus

sketch #3192 Snake by Isaias Valenzuela Chaver

anonymous

anonymous
sketch #3192 Snake by Isaias Valenzuela Chaver

sketch #3608 Skeleton king by Thania Arruda

anonymous

anonymous
sketch #3608 Skeleton king by Thania Arruda

sketch #4698

anonymous

anonymous
sketch #4698

sketch #3042 Tobi by Mirnes Sinanovic

anonymous

anonymous
sketch #3042 Tobi by Mirnes Sinanovic

sketch #4386 Freddie Mercury by Павел Павлов

anonymous

anonymous
sketch #4386 Freddie Mercury by Павел Павлов

sketch #137

Chris Shrimp Lonsdale
sketch #137

sketch #5127 Captain America by Mark Phillips

anonymous

anonymous
sketch #5127 Captain America by Mark Phillips

sketch #819

Laura Agapi Asnicar
sketch #819

sketch #3337 Uryuu Minene by Michael Angcay

anonymous

anonymous
sketch #3337 Uryuu Minene by Michael Angcay

tomski如何证明：过三角形abc的三个顶点作其外接圆切线，分别和各对边所在直线交于一点，则三交点共线？ 知乎 coloring

如何证明：过三角形ABC的三个顶点作其外接圆切线，分别和各对边所在直线交于一点，则三交点共线？ 知乎 sketch template

证明三角形的三条中线交于一点 知乎 sketch template

怎么用初一的方法证明三角形的三条中线交于一点？ 知乎 sketch template

平面几何定理及证明（1） 知乎 sketch template

怎么用初一的问题证明锐角三角形的三条高交于一点 知乎 sketch template

三角形三条高线交于一点的多种证明方法 知乎 sketch template

怎么证明三角形是三角形 知乎 sketch template

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

三角形的三条高相交于一点的证明 知乎 sketch template

用立体几何方法证明三角形三条中线交于一点 知乎 sketch template

下列是某初一数学兴趣小组探究三角形内角和的过程请根据他们的探究过程结合所学知识解答下列问题．兴趣小组将图1 ABC三个内角剪拼成图2 sketch template

怎么证明三角形三条中线交于一点（用纯几何的方法） 知乎 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

初中几何：三角形三条高交于同一点的证明及其思路 知乎 sketch template

初中几何：三角形三条高交于同一点的证明及其思路 知乎 sketch template

三角形重心的性质及其证明 知乎 sketch template

三角形外接圆半径公式有哪些百度经验 sketch template

三角形内任意一点与三角形的三个顶点连接的三条线段之和小于这个三角形的三边之和，如何求证？谢谢？ 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

平面几何定理及证明（1） 知乎 sketch template

三角形中的比例线段——塞瓦定理、梅涅劳斯定理 知乎 sketch template

有三角形ABC，其内部包含一条端点为B、C的光�凸曲线，如何证明曲线的长度小于三角形剩余两边之和？ 知乎 sketch template

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

怎么证明三角形内角和等于180度百度知道 sketch template

如何用几何知识证明等边三角形外接圆上任意一点到它的三个顶点的距离的平方和为定值？ 知乎 sketch template

如图， ABC和 DEF是两个全等的等腰直角三角形，∠ BAC=∠ EDF=90°， DEF的顶点E与 ABC的斜边BC的中点重合，将 DEF sketch template

怎么证明三角形两边中点的连线平行于底边百度教育 sketch template

教您构造三角形内接中点三角形 几何画板�站 sketch template

数学 证明三角形三条中线交于同一点 PlayerSS 博客园 sketch template

如图1等边三角形ABC的边长为8点P由点B开始沿BC以每秒1个单位长的速度作匀速运动到点C后停止运动点Q由点C开始沿C A B以每 sketch template

对李永乐用例证法证明三角形内角和为180度的一些看法 知乎 sketch template

如图直角三角形ABC的三条边长分别为6cm8cm10cm三个顶点ABC分别是三个半径相等的圆的圆心阴影部分面积是多� 题目和 sketch template

如何用几何知识证明等边三角形外接圆上任意一点到它的三个顶点的距离的平方和为定值？ 知乎 sketch template

外接圆 360百� sketch template

直角三角形ABC三条边分别是3厘米4厘米5厘米如图所示分别以三边为直径画半圆求阴影部分面积．题目和参考答案——青夏教育精英家教�—— sketch template

free web stats