如图已知正方体棱长为2点是正方形的中心点分别是棱的中点．设点分别是点在平面内的正投影． Ⅰ求以为顶点以四边形在平面内的正投影为 Sketch Coloring Page

如图已知正方体棱长为2点是正方形的中心点分别是棱的中点．设点分别是点在平面内的正投影． Ⅰ求以为顶点以四边形在平面内的正投影为 Template

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More Sketches

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

sketch #3523 My World My Way by Elena Artene

anonymous

anonymous
sketch #3523 My World My Way by Elena Artene

sketch #3779 RIP Hugo Chavez Joey Hyuuga

anonymous

anonymous
sketch #3779 RIP Hugo Chavez Joey Hyuuga

sketch #5197 Rihanna by Ben Hall

anonymous

anonymous
sketch #5197 Rihanna by Ben Hall

sketch #4012 Owl sketch

anonymous

anonymous
sketch #4012 Owl sketch

sketch #3688

anonymous

anonymous
sketch #3688

sketch #5306 Katarina by Mirnes Sinanovic

anonymous

anonymous
sketch #5306 Katarina by Mirnes Sinanovic

sketch #21085 Tobirama by Enrique L. Manly

anonymous

anonymous
sketch #21085 Tobirama by Enrique L. Manly

sketch #4939 Zelda by Jeanie Wagenknecht

anonymous

anonymous
sketch #4939 Zelda by Jeanie Wagenknecht

sketch #74

Rachel Roe
sketch #74

sketch #5288

anonymous

anonymous
sketch #5288

sketch #3822

anonymous

anonymous
sketch #3822

sketch #1079

anonymous

anonymous
sketch #1079

sketch #3590

anonymous

anonymous
sketch #3590

sketch #5440

anonymous

anonymous
sketch #5440

sketch #5040 Amy Winehouse by Timothy Palfreyman

anonymous

anonymous
sketch #5040 Amy Winehouse by Timothy Palfreyman

sketch #921 comics ufo

anonymous

anonymous
sketch #921 comics ufo

sketch #5066 Rey Helado by Gleny Acevedo

anonymous

anonymous
sketch #5066 Rey Helado by Gleny Acevedo

sketch #3765 Happy easter!

anonymous

anonymous
sketch #3765 Happy easter!

sketch #5436

anonymous

anonymous
sketch #5436

sketch #5190 That Night by Nînâ Yämâhä

anonymous

anonymous
sketch #5190 That Night by Nînâ Yämâhä

sketch #839

anonymous

anonymous
sketch #839

sketch #3250 Lonely cat Lars Tunebo

anonymous

anonymous
sketch #3250 Lonely cat Lars Tunebo

sketch #933 mts

anonymous

anonymous
sketch #933 mts

sketch #2187

anonymous

anonymous
sketch #2187

sketch #1953 愛鼠繪

anonymous

anonymous
sketch #1953 愛鼠繪

sketch #2340

anonymous

anonymous
sketch #2340

sketch #2635 Zoidberg by sketchmaster

sketchmaster
sketch #2635 Zoidberg by sketchmaster

sketch #5222 Magic Art Tin Sheek

anonymous

anonymous
sketch #5222 Magic Art Tin Sheek

sketch #929 tree stump

anonymous

anonymous
sketch #929 tree stump

sketch #3148

anonymous

anonymous
sketch #3148

tomski如图已知正方体棱长为2点是正方形的中心点分别是棱的中点．设点分别是点在平面内的正投影． Ⅰ求以为顶点以四边形在平面内的正投影为 coloring

如图正方体的棱长为2试建立适当的空间直角坐标系写出正方体各顶点的坐标及各边中点的坐标．题目和参考答案——青夏教育精英家教�—— sketch template

如图在一个棱长为20cm的正方体密闭容器的下底固定了一个实心的小长方体容器内盛有mL水时水面恰好经过小长方体的上底面。如果将容器倒置小 sketch template

初学讲义之高中数学二十：简单几何体 知乎 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

如图已知正方体棱长为2点是正方形的中心点分别是棱的中点．设点分别是点在平面内的正投影． Ⅰ求以为顶点以四边形在平面内的正投影为 sketch template

如图所示在正方体ABCD A1B1C1D1中棱长为aMN分别为A1B和AC上的点A1M=AN=则MN与平面BB1C1C的位置关系是 sketch template

15．如图正方体ABCD A1B1C1D1的棱长为1点M在AB上且AM=AB点P在平面ABCD上且动点P到直线A1D1的距离的平方与 sketch template

百度教育 sketch template

棱长 360百� sketch template

如图9一个正方体的棱长为2cm一只蚂蚁欲从A点处沿正方体侧面到B点处吃食物那么它需要爬行的最短路径的长是 ——青夏教育精英家教�—— sketch template

正方体的体积变化时正方体的体积与表面积之比有什么变化百度经验 sketch template

已知正方体棱长为2，以正方体的一个顶点为球心，以2√2为半径作球面，则该球面被正方体表面所截得的所有的弧长和为 百度教育 sketch template

如图已知正方体ABCD A1B1C1D1的棱长为1EF分别在棱ABBC上G在对角线BD1上且AE＝BF＝D1G∶GB＝1∶2 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

如图，在棱长为的正方体中，点在平面内且，则以下结论高途 sketch template

正方体有多�条棱 百度经验 sketch template

已知正方体ABCD A′B′C′D′的棱长为1点M是棱AA′的中点点O是对角线BD′的中点．Ⅰ求证OM为异面直线AA′和BD′的公 sketch template

如图是正方体的一种展开图其每个面上都标有一个数字那么在原正方体中与数字“2 相对的面上的数字是 A．1B．4C．5D．6 题目和参考 sketch template

正方体的棱长为1画过正方体AC1棱AA1B1C1A1B1上三个中点NLR的截面并求截面面积．题目和参考答案——青夏教育精英家教�—— sketch template

已知正方体ABCD A1B1C1D1的棱长为a．1求点C1到平面AB1D1的距离2求平面CDD1C1与平面AB1D1所成的二面角 sketch template

18．已知棱长为1的正方体AC1EF分别是B1C1C1D的中点． 1求证EFDB共面 2求点A1到平面的BDEF的距离 sketch template

如图所示在一个木制的棱长为3的正方体表面涂上颜色将它的棱三等分然后从每个等分点把正方体锯开得到27棱长为1的小正方体将这些小正方体 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

正方体的平面展开图 文档 sketch template

正方体ABCD A1B1C1D1的棱长为1E是CD中点F是BB1中点则四面体AD1EF的体积是 ．——青夏教育精英家教�—— sketch template

如图是由若干个完全相同的小正方体堆成的几何体，请你画出这个几何体的三种视图． 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

21． 如图正方体ABCD A1B1C1D1的棱长为1 M是棱AB的中点． Ⅰ求CD与平面AC D1所成的角 Ⅱ求证平面B1C sketch template

9．如图棱长为5的正方体无论从哪一个面看都有两个直通的 边长为1的正方形孔则这个有孔正方体的表面积含孔内各面是 A．258 B sketch template

16．若棱长为1的正八面体的六个顶点均在某个球的球面上则这个球的体积为 ——青夏教育精英家教�—— sketch template

如图把正方体用一个与它的一面平行的平面切开分成AB两个长方体当AB的表面积比是12时用最简单的整数比表示A和B的体积比是 sketch template

如图在一个棱长为20厘米的正方体密闭容器的下底固定了一个实心圆柱体容器内盛有m升水时水面恰好经过圆柱体的上底面．如果将容器倒置圆柱体有 sketch template

如图，已知正方体的棱长为，，，分别为棱，，上的点，高途 sketch template

如图已知直四棱柱ABCD A1B1C1D1的底面边长和侧棱长均为1且满足∠BAD=60°O1为A1C1的中点．1求证BD⊥A1C sketch template

如图已知正三棱柱 的底面边长为2侧棱长为点E在侧棱上点F在侧棱上且 I 求证 II 求直线与平面的夹角题目和参考 sketch template

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