已知四棱锥如图5 1所示，其三视图如图5 2所示，其中正视图和侧视图都是直角三角形，俯视图是矩形 1求此四棱锥的体积； 2若e是pd Sketch Coloring Page

已知四棱锥如图5 1所示，其三视图如图5 2所示，其中正视图和侧视图都是直角三角形，俯视图是矩形 1求此四棱锥的体积； 2若e是pd Template

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More Sketches

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

sketch #5062

anonymous

anonymous
sketch #5062

sketch #3523 My World My Way by Elena Artene

anonymous

anonymous
sketch #3523 My World My Way by Elena Artene

sketch #2588 Buble by sketchmaster

sketchmaster
sketch #2588 Buble by sketchmaster

sketch #2884 Robot Shimun Yeyo Ahmed

anonymous

anonymous
sketch #2884 Robot Shimun Yeyo Ahmed

sketch #2797 Homer by Na Ruro

Na Ruro
sketch #2797 Homer by Na Ruro

sketch #4948 Snow White by George Lucaz

anonymous

anonymous
sketch #4948 Snow White by George Lucaz

sketch #3367 Ichigo by Szymon Broszczak

anonymous

anonymous
sketch #3367 Ichigo by Szymon Broszczak

sketch #5228 Rin & Len by Mark Phillips

anonymous

anonymous
sketch #5228 Rin & Len by Mark Phillips

sketch #5134

anonymous

anonymous
sketch #5134

sketch #2464 Spongebob by sketchmaster

sketchmaster
sketch #2464 Spongebob by sketchmaster

sketch #313 Uchiha Sasuke

anonymous

anonymous
sketch #313 Uchiha Sasuke

sketch #3381 DBZ by Adidtzu Ady

anonymous

anonymous
sketch #3381 DBZ by Adidtzu Ady

sketch #297 Fish

Helyryn
sketch #297 Fish

sketch #4722 Ichigo by Gopal Gopi

anonymous

anonymous
sketch #4722 Ichigo by Gopal Gopi

sketch #3388 Fight Club by Alvaro Velasquez

anonymous

anonymous
sketch #3388 Fight Club by Alvaro Velasquez

sketch #542 life

anonymous

anonymous
sketch #542 life

sketch #5078 Naruto by Shimun Yeyo Ahmed

anonymous

anonymous
sketch #5078 Naruto by Shimun Yeyo Ahmed

sketch #5308 Taylor Swift by Gabi Ferrari

anonymous

anonymous
sketch #5308 Taylor Swift by Gabi Ferrari

sketch #2987

anonymous

anonymous
sketch #2987

sketch #2613

sketchmaster
sketch #2613

sketch #2992 Dragon by Iky Sahendra Putra

anonymous

anonymous
sketch #2992 Dragon by Iky Sahendra Putra

sketch #3693 Lucy from Elfen Lied by Simona Honigmelone

anonymous

anonymous
sketch #3693 Lucy from Elfen Lied by Simona Honigmelone

sketch #4313

anonymous

anonymous
sketch #4313

sketch #871 vampire girl anime

anonymous

anonymous
sketch #871 vampire girl anime

sketch #1153 sahib

anonymous

anonymous
sketch #1153 sahib

sketch #859 meyvalar

anonymous

anonymous
sketch #859 meyvalar

sketch #3749 Girl Ari Rainbow

anonymous

anonymous
sketch #3749 Girl Ari Rainbow

sketch #2035 Ernest Hemingway...
chayrolfrypan

anonymous

anonymous
sketch #2035 Ernest Hemingway... chayrolfrypan

sketch #3651 Istanbul by DjDarío GT

anonymous

anonymous
sketch #3651 Istanbul by DjDarío GT

sketch #3431 Jimi Hendrix by Konvicted Rohit

anonymous

anonymous
sketch #3431 Jimi Hendrix by Konvicted Rohit

tomski已知四棱锥如图5 1所示，其三视图如图5 2所示，其中正视图和侧视图都是直角三角形，俯视图是矩形 coloring

已知四棱锥如图5 1所示，其三视图如图5 2所示，其中正视图和侧视图都是直角三角形，俯视图是矩形 1求此四棱锥的体积； 2若E是PD sketch template

如图，已知四棱锥中，平面，，，是边长为的正三角形，高途 sketch template

四棱锥图片直观图三棱锥和四棱锥图片四棱锥图片素描图片大山谷图库 sketch template

如图所示，四棱锥的底面是正方形，每条侧棱的长都是底高途 sketch template

如图所示正四棱锥P ABCD的各棱长均为13MN分别为PABD上的点且PM∶MA=BN∶ND=5∶8 1求证直线MN∥平面 sketch template

四棱锥三视图图片五棱锥三视图图片一个正四棱锥的三视图第2页大山谷图库 sketch template

百度教育 sketch template

如图1由正四棱锥P ABCD和正四棱柱ABCD A1B1C1D1所组成的几何体的三视图如图2．1求证PC⊥平面A1BD2求点P到 sketch template

如图所示四棱锥P ABCD的底面ABCD是边长为a的正方形侧棱PA=a PB=PD=a则它的5个面中互相垂直的面有对——青夏教育 sketch template

一个四棱锥的底面为正方形其直观图与三视图如图所示则二面角P DC A的正弦值为 ABCD——青夏教育精英家教�—— sketch template

4．如图已知四边形ABCD是平行四边形点P是平面 ABCD外的一点则在四棱锥P ABCD中M是PC 的中点在DM上取一点G过G和 sketch template

如图已知四棱锥P ABCD中底面ABCD是直角梯形ABCDABC=45°DC=1AB=2PA平面ABCDPA=1 1求证 sketch template

如图已知四棱锥P ABCDPA⊥平面ABCD底面ABCD为直角梯形∠A=90°且AB//CDAB=CD 1点F在线段PC上运动 sketch template

7．一个四棱锥的底面为正方形其三视图如图所示则这个四棱锥的体积是 A． B． C． D．——青夏教育精英家教�—— sketch template

9．如图已知正四棱锥S ABCD的侧棱长为底面边长为E是SA的中点则异面直线BE与SC所成角的大小是 A．90° B．60° C．45 sketch template

17． 如图所示在四棱锥P ABCD中∠ABC＝∠ACD＝90°∠BAC＝∠CAD＝60°PA⊥平面ABCDE为PD的中点PA 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

17． 如图所示在四棱锥P ABCD中∠ABC＝∠ACD＝90°∠BAC＝∠CAD＝60°PA⊥平面ABCDE为PD的中点PA sketch template

19．如图所示四棱锥P ABCD中底面ABCD为直角梯形点E在棱PA上且PE=2EA 1 求异面直线PA与CD所成的角 2 sketch template

如图所示正四棱锥，，，为侧棱上的点，且．高途 sketch template

如图所示在四棱锥S ABCD中底面ABCD是正方形侧棱SD⊥平面ABCDSD=DC点E是SC的中点作EF⊥SB交SB于点F．1 sketch template

如图已知两个正四棱锥P ABCD与Q ABCD的高分别为1和2AB=4 � 证明PQ⊥平面ABCD � 求异面直线AQ与PB所成的角 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

12．如图所示在四棱锥P ABCD中底面ABCD是矩形PA＝AB＝2BC＝a又侧棱PA⊥底面ABCD 1当a为何值时BD⊥ sketch template

如图已知在四棱锥P ABCD中底面ABCD是边长为4的正方形 PAD是正三角形EFG分别是PDPCBC的中点．1求证直线 sketch template

如图已知四棱锥S ABCD的底面是直角梯形AB∥DC∠DAB=90°SA⊥底面ABCD且SA=AD=DC=12AB=1M是SB的中点 sketch template

四棱锥的侧视图四棱锥的三视图正视图侧视图俯视图第7页大山谷图库 sketch template

如图，在三棱锥P ABC中，AB=BC=2√ 2，PA=PB=PC=AC=4，O为AC的中点（1）证明：PO⊥ 平面ABC；（2）若点M在棱 sketch template

已知三棱锥的三视图如右图所示其中侧视图为直角三角形俯视图为等腰直角三角形则此三棱锥的体积等于 A． B． C． D．题目和参考 sketch template

已知四棱锥P ABCD的正视图是一个底边长为4腰长为3的等腰三角形如图分别是四棱锥P ABCD的侧视图和俯视图．1求证AD⊥PC sketch template

一个三棱锥的三视图如图所示则该三棱锥的体积是 A4 B C D8——青夏教育精英家教�—— sketch template

如图已知两个正四棱锥P ABCD与Q ABCD的高分别为1和2AB=4 � 证明PQ⊥平面ABCD � 求异面直线AQ与PB所成的角 sketch template

如图所示在三棱锥P ABC中PA⊥平面ABC E为AC的中点 1求异面直线BE与PC所成角的余弦值 2求二面角P BE C sketch template

19．如图所示四棱锥P ABCD的底面为直角梯形⊥平面E为AB中点 1求证平面⊥平面 2求直线与平面所成角的正弦值 sketch template

19．如图所示四棱锥P ABCD的底面为直角梯形⊥平面E为AB中点 1求证平面⊥平面 2求直线与平面所成角的正弦值 sketch template

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