11．如图正四面体a bcd的棱长为a点ef分别是棱bdbc的中点则平面aef截该正四面体的内切球所得截面的面积为 A． B Sketch Coloring Page

11．如图正四面体a bcd的棱长为a点ef分别是棱bdbc的中点则平面aef截该正四面体的内切球所得截面的面积为 A． B Template

Background image: Hide Show

View Larger Image Image Credit: 1010jiajiao.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 #5186

anonymous

anonymous
sketch #5186

sketch #4901 Adventure Time by Louisette Alain

anonymous

anonymous
sketch #4901 Adventure Time by Louisette Alain

sketch #1964 愛鼠繪

愛君
sketch #1964 愛鼠繪

sketch #1079

anonymous

anonymous
sketch #1079

sketch #214 bugs bunny

anonymous

anonymous
sketch #214 bugs bunny

sketch #3071 Metallica - Kill &#;Em All by Dayana Aleman

anonymous

anonymous
sketch #3071 Metallica - Kill &#;Em All by Dayana Aleman

sketch #5123

anonymous

anonymous
sketch #5123

sketch #1185

anonymous

anonymous
sketch #1185

sketch #21085 Tobirama by Enrique L. Manly

anonymous

anonymous
sketch #21085 Tobirama by Enrique L. Manly

sketch #3626 Skream by Wellen Lima

anonymous

anonymous
sketch #3626 Skream by Wellen Lima

sketch #4190

anonymous

anonymous
sketch #4190

sketch #2910 Harley Quinn Germaine Hoens

anonymous

anonymous
sketch #2910 Harley Quinn Germaine Hoens

sketch #1133 vinks

anonymous

anonymous
sketch #1133 vinks

sketch #2765 Kratos by Nassim Nouri

Nassim Nouri
sketch #2765 Kratos by Nassim Nouri

sketch #3047 Oppa Pika Style by Itz Rakhi

anonymous

anonymous
sketch #3047 Oppa Pika Style by Itz Rakhi

sketch #4704 Slash

anonymous

anonymous
sketch #4704 Slash

sketch #4520

anonymous

anonymous
sketch #4520

sketch #542 life

anonymous

anonymous
sketch #542 life

sketch #2029 GOD 'S PROMISE ...

Marlyn Ortiz
sketch #2029 GOD 'S PROMISE ...

sketch #5175

anonymous

anonymous
sketch #5175

sketch #2061

Raisa Mahmud
sketch #2061

sketch #5230

anonymous

anonymous
sketch #5230

sketch #3617 D from Gorillaz by Joselyne Angel Gormaz

anonymous

anonymous
sketch #3617 D from Gorillaz by Joselyne Angel Gormaz

sketch #5018 Owl by Komlós László

anonymous

anonymous
sketch #5018 Owl by Komlós László

sketch #734 ytsfsfsdhgdhgf

Melissa Cogo
sketch #734 ytsfsfsdhgdhgf

sketch #3092

anonymous

anonymous
sketch #3092

sketch #3192 Snake by Isaias Valenzuela Chaver

anonymous

anonymous
sketch #3192 Snake by Isaias Valenzuela Chaver

sketch #2797 Homer by Na Ruro

Na Ruro
sketch #2797 Homer by Na Ruro

sketch #5221

anonymous

anonymous
sketch #5221

sketch #2620 goblin man

sketchmaster
sketch #2620 goblin man

tomski11．如图正四面体a bcd的棱长为a点ef分别是棱bdbc的中点则平面aef截该正四面体的内切球所得截面的面积为 a． coloring

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

如图，正四面体的长为1，， 则． sketch template

5．如图A BCD是一体积为的正四面体连结两个面的重心EF则线段EF的长是 ——青夏教育精英家教�—— 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 360百� sketch template

11．如图正四面体A BCD的棱长为a点EF分别是棱BDBC的中点则平面AEF截该正四面体的内切球所得截面的面积为 A． B sketch template

正四面体ABCD棱长为2，E、F分别为BC、AD中点，则EF的长为 百度教育 sketch template

如图已知正四面体A BCD的棱长为1EF分别为棱ABCD的中点 1建立适当的空间直角坐标系写出顶点ABCD的坐标 2 sketch template

正四面体 中心到顶点距离为a，求四个顶点坐标百度知道 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

已知正四面体ABCD的棱长为1求1该四面体的内切球的表面积2与该四面体各条棱均相切的球的体积3该四面体的外接球上AB两点间 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

求棱长为a的正四面体的内切球、棱切球的半径百度教育 sketch template

正四面体一个顶点处的立体角是多大？知乎 sketch template

【与名师对话�高考数学总复习 8 1 空间几何体的结构特征及三视图和直观图配套课时作业理新人教A版 Word文档在线阅读与下载无忧文档 sketch template

已知菱形的边长为2，将沿折起，使得点至点的位置，得到四面体当二面角的大小为120°时，四面体的体积为；当四面体的体积为1时，以为球心，的长 sketch template

如何理解「梅涅劳斯定理」和「塞瓦定理」，这两个定理在实际中有什么应用？知乎 sketch template

由四个全等的等边三角形的封面几何体称为正四面体如图正四面体ABCD中EF分别是棱BCAD的中点CF与DE是一对异面直线在图形中 sketch template

在棱长为a的正四面体中，相对两条棱间的距离为 百度教育 sketch template

如图正方体ABCD A1B1C1D1的棱长为1P为BC的中点Q为线段CC1上的动点过点APQ的平面截该正方体所得的截面记为S则 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

如图在棱长为4的正方体ABCD A1B1C1D1中E为BC的中点点P在线段D1E上点P到直线CC1的距离的最小值为255255．题目 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

如图四面体ABCD的每条棱长都等于2点EF分别为棱ABAD的中点则AB BC= BC EF= EF与AC所成的角为 sketch template

如图所示正四面体的棱长为aABCD是其四个顶点现在BD两点分别固定电荷量均为q的异种点电荷静电力常量为k下列说法正确的是 sketch template

$如图已知正四面体D ABC所有棱长均相等的三棱锥PQR分别为ABBCCA上的点AP=PB$frac{BQ}{QC sketch template$

如图，已知正三棱柱ABC A 1B 1C 1的所有棱长都为2，D为CC 1中点，E为BC的中点（1）求证：BD⊥ 平面AB 1E；（2）求三 sketch template

小学奥数几何问题专项练习：正四面体颜色小升初奥数专题训练北京奥数� sketch template

1如图对于任一给定的四面体A1A2A3A4找出依次排列的四个相互平行的平面α1α2α3α4使得Ai∈αi且其中每相邻两个平面 sketch template

如图在四棱锥P ABCD中PA⊥平面ABCD底面ABCD为平行四边形且AB=1BC=2EF分别为ADBC的中点．I求证 sketch template

如图，已知正四面体的棱长为，，分别为棱，的中点．若高途 sketch template

如图所示正方体ABCD A1B1C1D1中E是C1C的中点则BE与平面B1BD所成角的余弦值为 题目和参考答案——青夏教育精英家教�—— sketch template

如图正四棱锥S ABCD的所有棱长都相等过底面对角线 AC作平行于侧棱SB的截面交SD于E 1求AB与SC所成角的大小 2求 sketch template

百度教育 sketch template

如图是一个正四面体它的四个面都是正三角形现沿它的三条棱ACBCCD剪开展成平面图形则所得的展开图是 ——青夏教育精英家教�—— sketch template

free web stats