如图正三棱柱的底面边长为1高为点在侧棱上移动并且到底面的距离为且与侧面所成的角为 1若在区间上变化求的变化范围 2若为 Sketch Coloring Page

如图正三棱柱的底面边长为1高为点在侧棱上移动并且到底面的距离为且与侧面所成的角为 1若在区间上变化求的变化范围 2若为 Template

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sketch #5084 Harry Potter by Enrique L. Manly

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sketch #5084 Harry Potter by Enrique L. Manly

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sketch #3604 Falling Manipati Surya

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anonymous

anonymous
sketch #4918 Mike Wazowsky by George Andres Crowther Castillo

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tomski如图正三棱柱的底面边长为1高为点在侧棱上移动并且到底面的距离为且与侧面所成的角为 1若在区间上变化求的变化范围 2若为 coloring

一个正三棱柱的三视图如图所示则这个正三棱柱的高和底面边长分别为 A13B21C21D12 题目和参考答案——青夏教育 sketch template

如图正三棱柱的底面边长为1高为点在侧棱上移动并且到底面的距离为且与侧面所成的角为 1若在区间上变化求的变化范围 2若为 sketch template

正三棱柱图 千图� 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

如图正三棱柱的侧棱长和底面边长均为1主视图是边长为2的正方形则左视图的面积为A4B2C2D——青夏教育精英家教�—— sketch template

初学讲义之高中数学二十：简单几何体知乎 sketch template

如图，在三棱柱中，底面是边长为的等边三角形，，，分 高途 sketch template

7．如图在正三棱柱ABC A1B1C1中AB=3AA1=4M为AA1的中点P是BC上一点且由P沿棱柱侧面经过棱CC1到M点的最短 sketch template

如图水平放置的三棱柱的侧棱长和底边长均为2且侧棱AA1⊥面A1B1C1正视图是边长为2的正方形俯视图为一个等边三角形该三棱柱的左视图 sketch template

三棱台图片（高清15张）高清图片大全 sketch template

用斜二测画法画出正六棱柱底面为正六边形、侧面都为矩形的棱柱的直观图 百度教育 sketch template

1小明用若干个正三角形和长方形拼成了一个直三棱柱的展开图拼完后小明看来看去觉得所拼图形似乎存在问题请你帮小明分析一下拼图是否存在问题 sketch template

如图已知正三棱柱ABC A1B1C1的底面积等于D∈BB1E∈CC1且EC=BC=2BD求截面ADE和底面ABC所成角的大小广水 sketch template

4．如图在斜三棱柱ABC A1B1C1中侧面AA1B1B⊥底面ABC侧棱AA1与底面ABC成60°的角AA1=2底面ABC是边长为2 sketch template

已知正三棱柱ABC A1B1C1的底面边长为2高为4过BC作一截面截面与底面ABC成600角则截面面积是 A．4 B． C． D sketch template

7．如图斜三棱柱ABC A’B’C’中底面是边长为a的正三角形 侧棱长为 B侧棱AA’与底面相邻两边ABAC都成450角求 此三 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正三棱锥P－ABC的底面边长为6，其内切球的半径为1，则此三棱锥的高为． sketch template

如图所示是等腰直角三棱柱其中底面ABCD为正方形边长为L它们按图示位置放置处于竖直�下的匀强磁场中磁感应强度为B．则下列说法正确的是 sketch template

已知正三棱柱底面边长是2外接球的表面积是16π则该三棱柱的体积为 A．2$sqrt{2}$B．2$sqrt{3}$C．4 sketch template

如图四棱柱ABCD A1B1C1D1的底面ABCD为正方形侧棱与底面边长均为2a且∠A1AD=∠A1AB=60°则侧棱AA1和截面 sketch template

如图，正四面体的长为1，，则． sketch template

本题满分12分如图在正四棱台中上底面边长为1下底面边长为3侧棱长为21求此正四棱台的侧面积2求此正四棱台的体积百度教育 sketch template

如图，三棱锥的底面是边长为的等边三角形，侧棱 ，设点分别为的中点 sketch template

如图，在三棱柱中，底面是边长为的等边三角形，，，分 高途 sketch template

已知正六棱台的上下底面边长分别为28侧棱长等于9求这个棱台的高和斜高．题目和参考答案——青夏教育精英家教�—— sketch template

如图正三棱锥V ABC的底面边长为a侧棱与底面所成的角等于θ过底面一边作棱锥的截面当截面与底面所成二面角为何值时截面面积最小并求出 sketch template

如图已知三棱锥的底面是直角三角形直角边长分别为3和4过直角顶点的侧棱长为4且垂直于底面该三棱锥的主视图是ABCD——青夏教育 sketch template

如图所示侧面是全等的等腰三角形的棱锥是 A正棱锥 B侧棱长相等的棱锥C斜高长相等的棱锥 D以上均不对题目和参考答案——青夏教育精英 sketch template

如图在斜棱柱ABC A1B1C1中底面为正三角形侧棱长等于底面边长且侧棱与底面所成的角为60°顶点B1在底面ABC上的射影O恰好是 sketch template

百度教育 sketch template

如图在斜棱柱ABC A1B1C1中底面为正三角形侧棱长等于底面边长且侧棱与底面所成的角为60°顶点B1在底面ABC上的射影O恰好是 sketch template

14= 15如图四棱柱ABCD―A1B1C1D1的底面ABCD为正方形侧棱与底面边长均为2a——青夏教育精英家教�—— sketch template

如图已知三棱锥的底面是直角三角形直角边长分别为3和4过直角顶点的侧棱长为4且垂直于底面该三棱锥的主视图是ABCD——青夏教育 sketch template

如图正三棱锥V ABC的底面边长为a侧棱与底面所成的角等于θ过底面一边作棱锥的截面当截面与底面所成二面角为何值时截面面积最小并求出 sketch template

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