为什么正四面体顶点在底面的投影在底面三角形的中心�？ 知乎 Sketch Coloring Page

为什么正四面体顶点在底面的投影在底面三角形的中心�？ 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 #5094 Squirrel by Mehdi Público

anonymous

anonymous
sketch #5094 Squirrel by Mehdi Público

sketch #3539 Octo by Aristo A. Kadir

anonymous

anonymous
sketch #3539 Octo by Aristo A. Kadir

sketch #3466

anonymous

anonymous
sketch #3466

sketch #5168

anonymous

anonymous
sketch #5168

sketch #5078 Naruto by Shimun Yeyo Ahmed

anonymous

anonymous
sketch #5078 Naruto by Shimun Yeyo Ahmed

sketch #1118 easy zombie

anonymous

anonymous
sketch #1118 easy zombie

sketch #4882 Monsters University by John Davis

anonymous

anonymous
sketch #4882 Monsters University by John Davis

sketch #4306 The burning watermelon!

anonymous

anonymous
sketch #4306 The burning watermelon!

sketch #5163

anonymous

anonymous
sketch #5163

sketch #2899 Snoopy by Rhemzkian Esturco

anonymous

anonymous
sketch #2899 Snoopy by Rhemzkian Esturco

sketch #2340

anonymous

anonymous
sketch #2340

sketch #5343

anonymous

anonymous
sketch #5343

sketch #855

Laura Agapi Asnicar
sketch #855

sketch #3765 Happy easter!

anonymous

anonymous
sketch #3765 Happy easter!

sketch #3247 Thor by Juvenilia Alexandrino

anonymous

anonymous
sketch #3247 Thor by Juvenilia Alexandrino

sketch #5223 Elsa from Frozen by Ben De Jesus

anonymous

anonymous
sketch #5223 Elsa from Frozen by Ben De Jesus

sketch #1257

anonymous

anonymous
sketch #1257

sketch #313 Uchiha Sasuke

anonymous

anonymous
sketch #313 Uchiha Sasuke

sketch #2457 cool beans brother

sketchmaster
sketch #2457 cool beans brother

sketch #5087

anonymous

anonymous
sketch #5087

sketch #5157

anonymous

anonymous
sketch #5157

sketch #1923 12

anonymous

anonymous
sketch #1923 12

sketch #4915 Marshall Lee Gopal Gopi

anonymous

anonymous
sketch #4915 Marshall Lee Gopal Gopi

sketch #4595 Hell Boy by Cristina Love

anonymous

anonymous
sketch #4595 Hell Boy by Cristina Love

sketch #4160

Hank Henry Armstrong
sketch #4160

sketch #4691 Itachi by Jaqueline Salazar

anonymous

anonymous
sketch #4691 Itachi by Jaqueline Salazar

sketch #1995

Laura Agapi Asnicar
sketch #1995

sketch #1287 No smoke

anonymous

anonymous
sketch #1287 No smoke

sketch #5113 Growlithe and Arcanine by Kervinzitho del Piero

anonymous

anonymous
sketch #5113 Growlithe and Arcanine by Kervinzitho del Piero

sketch #3330

Matt King
sketch #3330

tomski为什么正四面体顶点在底面的投影在底面三角形的中心�？ 知乎 coloring

为什么正四面体顶点在底面的投影在底面三角形的中心�？ 知乎 sketch template

百度教育 sketch template

为什么正四面体顶点在底面的投影在底面三角形的中心�？ 知乎 sketch template

深入浅出数学系列立体几何（3）：正四面体的性质 知乎 sketch template

sketch template

深入浅出数学系列立体几何（3）：正四面体的性质 知乎 sketch template

深入浅出数学系列立体几何（3）：正四面体的性质 知乎 sketch template

深入浅出数学系列立体几何（3）：正四面体的性质 知乎 sketch template

工程制图基础：投影法与立体表面交线解析 CSDN博客 sketch template

高考空间几何 Word文档在线阅读与下载无忧文档 sketch template

高中数学：几何体表面积与体积的教学设计 知乎 sketch template

深入浅出数学系列立体几何（3）：正四面体的性质 知乎 sketch template

正四面体重心到顶点距离 sketch template

正四面体一个顶点处的立体角是多大？ 知乎 sketch template

81半径为 R 的圆球堆积成正四面体空隙，试作图计算该正四面体的边长、高、体心到顶点的距离、中心距底面的高度、中心到两顶点连线的夹角以及 sketch template

截角四面体是一种半正八面体可由四面体经过适当的截角即截去四面体的四个顶点所产生的多面体如图将棱长为3的正四面体沿棱的三等分点作平行于底 sketch template

分子点群的归属（2）对称性高的点群化学空间 Chem Station sketch template

晶体结构中的间隙分析化学自习室（没有学不到的高中化学知识！） sketch template

正四面体的高是什么 百度经验 sketch template

正四面体图册 360百� sketch template

百度教育 sketch template

正多面体有且只有5种，为什么？ 正多面体为什么只有5种 CSDN博客 sketch template

分子点群的归属（2）对称性高的点群化学空间 Chem Station sketch template

三面正投影图规律为：、，即“三等关系”。上学吧找答案 sketch template

在正方体的六个表面中与异面组成角的对角线共有 4 条——青夏教育精英家教�—— sketch template

珠宝知识152：珠宝考研考证篇（十）：单形三角形六方四面体平行四方新浪新闻 sketch template

7．如图正四面体的棱长均为且平面于A点BCD均在平面外且在平面同一侧则点B到平面的距离是 A． B． C． D．——青夏教育精英 sketch template

仔细观察下面的正四面体正六面体正八面体解决下列问题1填空�正四面体的顶点数V= 面数F= 棱数E= ．�正六面体的顶点数V sketch template

正四面体的中心到底面的距离与这四面体的高的比是（） A、 1 2 B、百度教育 sketch template

仔细观察下面的正四面体正六面体正八面体解决下列问题1填空�正四面体的顶点数V= 面数F= 棱数E= ．�正六面体的顶点数V sketch template

Z Math【高中数学�8——正方体的截面形状探究 知乎 sketch template

《九章算术》中，将底面为长方形且有一条侧棱与底面垂直的四棱锥称之为阳马，将四个面都为直角三角形的四面体称之为鳖�．如图，在阳马P ABCD中 sketch template

斜三棱柱ABC A1B1C1的底面是边长为2的正三角形顶点A1在底面的射影O是 ABC的中心异面直线AB与CC1所成的角为45° 1 sketch template

已知正四面体ABCD及其内切球O经过该四面体的棱AD及底面ABC上的高DH作截面交BC于点E则截面图形正确的是 B sketch template

8．正四棱锥P ABCD的底面边长为2侧棱长为且它的五个顶点都在同一球面上则此球的体积为 A． B． C． ——青夏教育精英家教�—— sketch template

正四棱锥的顶点都在同一球面上若该棱锥的高为4底面边长为2则该球的表面积为A．B．C．D．题目和参考答案——青夏教育精英家教�—— sketch template

free web stats