江苏省无锡市滨湖中学七级（上）期末数学复习卷（丰富的图形世界） .doc

2013-2014学年江苏省无锡市滨湖中学七年级（上）期末数学复习卷（丰富的图形世界）一、填空题1有一个面是曲面的立体图形有 （列举出三个） 显示解析2矩形绕其一边旋转一周形成的几何体叫 ，直角三角形绕其中一条直角边旋转一周形成的几何体叫  显示解析3三棱锥的展开图是由 个 形组成的 显示解析4圆锥的展开图是由一个 和一个 形组成的图形显示解析5请将六棱柱的三视图名称填在相应的横线上（1） ；（2） ；（3）  显示解析6如果一个几何体的视图之一是三角形，这个几何体可能是 ， ， （写出3个即可）显示解析7如图所示，将图沿虚线折起来，得到一个正方体，那么“3”的对面是 （填编号） 显示解析8能展开成如图所示的几何体可能是  显示解析9如图中，共有 个三角形的个数， 个平行四边形， 个梯形 显示解析10将一张长方形的纸对折，如图所示可得到一条折痕（图中虚线），继续对折，对折时每次折痕与上次的折痕保持平行，连续对折三次后，可以得7条折痕，那么对折四次可以得到 条折痕，如果对折n次，可以得到 条折痕显示解析11如果一个棱柱一共有12个顶点，底边长是侧棱长的一半，并且所有的棱长的和是120cm，那么每条侧棱长是 cm 显示解析12把边长为lcm的正方体表面展开要剪开 条棱，展开成的平面图形周长为 cm 显示解析13在如图的正方体中，如果经过虚线切去一个角，可以得到一多面体这个多面体有 个面，有 条棱，有 个顶点 显示解析14一个物体的主视图、左视图、俯视图都是正方形，这个几何体可能的形状是  显示解析15一个几何体，是由许多规格相同的小正方体堆积而成的，其正视图、左视图如图所示，要摆成这样的图形，至少需用 块正方体，最多需用 块正方体显示解析16如图，在正方体能见到的面上写上数1、2、3，而在展开的图中也已分别写上了两个和一个指定的数请你在展开图的其它各面上写上适当的数，使得相对的面上两数的和等于7 显示解析二、选择题17下列图形不是立体图形的是（）A球B圆柱C圆锥D圆 显示解析18圆柱可以看作由哪个图形沿它的一边快速旋转得到（）A直角三角形B梯形C长方形D等腰三角形 显示解析19左图是正方体的表面展开图，如果将其合成原来的正方体（右图）时，与点P重合的两点应该是（）AS和ZBT和YCU和YDT和V显示解析20如果有一个正方体，它的展开图可能是下面四个展开图中的（）ABCD 显示解析21下列几何体的截面形状不可能是圆的是（）A圆柱B圆锥C球D棱柱显示解析22用一个平面去截一个正方体，余下的几何体最多有（）个面A4B5C6D7 显示解析23你看这位“”可爱吧！表面能够展开为平面图形“”的是（）A圆柱B圆台C圆锥D球 显示解析24将如图的正方体展开能得到的图形是（）ABCD显示解析25小许拿了一张正方形的纸片如图甲，沿虚线对折一次得图乙再对折一次得图丙然后用剪刀沿图丙中的虚线（虚线与底边平行）剪去一个角打开后的形状是（）ABCD显示解析26下列四个平面图形中，不能折叠成无盖的长方体盒子的是（）ABCD显示解析27如果把如图展开图折叠起来，会得到下列立方体中的（）ABCD 显示解析28从不同方向观察如图所示的几何体，不可能看到的是（）ABCD 显示解析29如图是正方体分割后的一部分，它的另一部分为下列图形中的（）ABCD 显示解析30如图，小慧用如图的胶滚沿从左到右的方向将图案滚涂到墙上，下列给出的四个图形中，符合胶滚滚出的图案是（）ABCD显示解析三、解答题31用小立方体打一个几何体，是它的主视图和俯视图如图这样的几何体只有一种吗？它最少需要多少个立方快？最多需要多少个小立方块？ 显示解析32如图，这是一个由小立方块塔成的几何体的俯视图，小正方形中的数字表示该位置的小立方块的个数请你画出它的主视图与左视图R4I30kA1DkaGtgKQcWA3P 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