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 #2881 Mickey Mouse by Michael Angcay

anonymous

anonymous
sketch #2881 Mickey Mouse by Michael Angcay

sketch #2772 Merry Christmas from Victor Montecinos Jose Rondon

Jose Rondon
sketch #2772 Merry Christmas from Victor Montecinos Jose Rondon

sketch #5167

anonymous

anonymous
sketch #5167

sketch #5020 Stitch by Hina Ali

anonymous

anonymous
sketch #5020 Stitch by Hina Ali

sketch #3012 Girl by Safa M. Esam Srk

anonymous

anonymous
sketch #3012 Girl by Safa M. Esam Srk

sketch #5256

anonymous

anonymous
sketch #5256

sketch #3088 Billy from Saw by Naulian Ciko

anonymous

anonymous
sketch #3088 Billy from Saw by Naulian Ciko

sketch #4601 PSY Gentleman by Luis Daniel Sanchez Ramirez

anonymous

anonymous
sketch #4601 PSY Gentleman by Luis Daniel Sanchez Ramirez

sketch #3699 Dragon by Ana Cecilia

anonymous

anonymous
sketch #3699 Dragon by Ana Cecilia

sketch #4313

anonymous

anonymous
sketch #4313

sketch #1257

anonymous

anonymous
sketch #1257

sketch #1226 the man

anonymous

anonymous
sketch #1226 the man

sketch #5059 Edward Hopper&#;s &#;Nighthawks&#; by Rosanne Zammit

anonymous

anonymous
sketch #5059 Edward Hopper&#;s &#;Nighthawks&#; by Rosanne Zammit

sketch #4653 Kero by Indike Liyanage

anonymous

anonymous
sketch #4653 Kero by Indike Liyanage

sketch #5178 Mewtwo and Transformation by Riley Hart

anonymous

anonymous
sketch #5178 Mewtwo and Transformation by Riley Hart

sketch #873

Laura Agapi Asnicar
sketch #873

sketch #126

Chris Shrimp Lonsdale
sketch #126

sketch #970 Depression

anonymous

anonymous
sketch #970 Depression

sketch #5128 Italo Italo Abreu Jack Supple

anonymous

anonymous
sketch #5128 Italo Italo Abreu Jack Supple

sketch #1724

anonymous

anonymous
sketch #1724

sketch #3667

anonymous

anonymous
sketch #3667

sketch #2787 Spongebob by ShopRasta Roots

ShopRasta Roots
sketch #2787 Spongebob by ShopRasta Roots

sketch #5114 Doraemon by Carrieann Benthem

anonymous

anonymous
sketch #5114 Doraemon by Carrieann Benthem

sketch #1414

Chayrolfrypan
sketch #1414

sketch #2922

anonymous

anonymous
sketch #2922

sketch #5437 Mikasa from Attack on Titan by Manimarmuthu Muthu

anonymous

anonymous
sketch #5437 Mikasa from Attack on Titan by Manimarmuthu Muthu

sketch #4887 Jessica Rabbit by Garima Taneja

anonymous

anonymous
sketch #4887 Jessica Rabbit by Garima Taneja

sketch #3483 Ginger

Sarah Nila
sketch #3483 Ginger

sketch #2901 Smurf by Ronny Alexander Nikolaevich

anonymous

anonymous
sketch #2901 Smurf by Ronny Alexander Nikolaevich

sketch #1287 No smoke

anonymous

anonymous
sketch #1287 No smoke

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

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

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

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

15．如图2正四面体ABCD的棱长为1H是顶点D的底面 ABC上的射影M在DH上且使得∠ABC=90°则DM的长 为 ——青夏教育 sketch template

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

一个正四面体的各条棱长都是a那么这个正四面体的高百度经验 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（）A12B13C14D16 百度教育 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

详解三角面片：实现现实场景的数字化 CSDN博客 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

建�制图入门学习技巧 知乎 sketch template

棱柱棱锥棱台概念释� 知乎 sketch template

两相同的正四棱锥组成如图所示的几何体可放棱长为1的正方体内使正四棱锥的底面ABCD与正方体的某一个平面平行且各顶点均在正方体的面上则 sketch template

正四面体 360百� sketch template

正八面体【相关词八面体钻石原石� 随意优惠券 sketch template

多面正投影图轴侧投影图伤感说说吧 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

是不是底面是正方形的四棱锥就是正四棱锥？ 知乎 sketch template

是不是底面是正方形的四棱锥就是正四棱锥？ 知乎 sketch template

Z Math【高中数学�8——正方体的截面形状探究 知乎 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

题目半正多面体亦称“阿基米德多面体是由边数不全相同的正多边形为面组成的多面体如将正四面体所有棱各三等分沿三等分点从原几何体割去四个 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

四面体外接球半径公式杂谈 知乎 sketch template

怎样补全平面图形投影？ 知乎 sketch template

正三棱锥 知乎 sketch template

正三棱锥 知乎 sketch template

正二十面体角度各是多� 知乎 sketch template

1．棱锥的定义正棱锥的定义底面是正多边形顶点在底面上的射影是底面的中心——青夏教育精英家教�—— 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

free web stats