【判断题】【消耗次数:1】
平面倾斜于正棱柱底面截切,截交线为多边形,切到面的数量为多边形的数量
正确
错误
参考答案:
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相关题目
【判断题】 平面平行于正棱锥底面截切,截交线为平行于底面且小于底面的正多边形,多边形边数与底面不一定相同。
①  正确
②  错误
【判断题】 通过正棱锥顶点截切,截交线为多边形,边数视具体情况确定。
①  正确
②  错误
【判断题】 正棱柱的顶面、底面为正多边形,侧面与顶、底面垂直
①  正确
②  错误
【单选题】 当直棱柱的底面为正多边形时,称为( )。
①  不能确定
②  正棱柱
③  斜棱柱
④  直棱柱
【判断题】 平面垂直于正棱柱底面截切,截交线为正方形
①  正确
②  错误
【判断题】 平面倾斜于圆柱底面截切圆柱,截交线为圆。
①  正确
②  错误
【单选题】 所谓内接多边形是( )
①  多边形在圆内,多边形每边的中点在圆上
②  多边形在圆外,多边形的顶点在圆上
③  多边形在圆内,多边形的顶点在圆上
④  多边形在圆外,多边形每边的中点在圆上
【单选题】 平面平行于圆锥底面截切圆锥,截交线为
①  抛物线
②  双曲线
③ 
④  三角形
【单选题】 在多边形工具中,多边形的边数最多可有多少边()
①  1024
②  17
③  30
④  无数
【判断题】 正多边形等。()
①  正确
②  错误
随机题目
【单选题】 Finding it difficult to ____ to the climate in the city, he decided to move to the North. ?
①  adopt ?
②  adapt ?
③  fit ?
④  suit?
【单选题】 If you want to see the chairman of the department, you’d better make an ____ with him first.
①  admission
②  agreement
③  appointment
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【单选题】 Idlikearoom ____ windowslookoutoverthesea.
①  that
②  which
③  what
④  whose
【单选题】 I noticed her ____ a pen from the ground.
①  to pick out
②  to pick up
③  pick out
④  pick up
【单选题】 The decision to quit school at that young age is, ____, the most stupid thing I have ever done.
①  by comparison
②  in retrospect
③  at first sight
④  at times
【单选题】 Hed had more than enough practice to become a(n ) ____.
①  special
②  skill
③  profession
④  expert
【单选题】 It was clear that much of what he said was far ____ the truth.
①  for
②  from
③  at
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【单选题】 She is studying medical science now, but she ____ a lawyer.
①  would be
②  used to be
③  formerly were
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【单选题】 I wonder what he does for a ____.
①  life
②  live
③  liveing
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【单选题】 ____ it was finished in time.?
①  As the work was difficult ?
②  Difficult as the work was?
③  Difficult as was the work ?
④  As was the work difficult?