（09年济宁质检一理）某简单几何体的三视图如图所示，其正视图、

（09年济宁质检一理）某简单几何体的三视图如图所示，其正视图、侧视图、俯视图的面积分别是1，2，4，则这个几何体的体积为 .

答案

答案：

相关题目

I’d like to do something for you ___ everything you’ve done for me.

I’d like to do something for you ___ everything you’ve done for me. A. in exchange B. in turn C. in return for D. in terms of

俄罗斯的乌拉尔山区为世界重要的金属矿产地(铜、铁、铝土

俄罗斯的乌拉尔山区为世界重要的金属矿产地(铜、铁、铝土、锰等)，炼铝工业为了降低运输成本，常在铝土产地(乌拉尔山区)将铝土提炼成氧化铝后，

He__________ he would be able to leave tomorrow, but it's beginning to take diff

He__________ he would be able to leave tomorrow, but it's beginning to take difficult. A. hopes B. was hoping C. had hoped D. hoped

Many people believe the glare from snow causes snow-blindness. Yet, dark glasses

Many people believe the glare from snow causes snow-blindness. Yet, dark glasses or not , they find themselves suffering from headaches and watering eyes, and even snow-blindness, when exposed to seve

It was at the entrance ______ we stood chatting ______ the accident happened. A.

It was at the entrance ______ we stood chatting ______ the accident happened. A. where; that B. which; that C. that; where D. where; which

2014年G20峰会期间，美国总统奥巴马表示支持香港少数人“占

2014年G20峰会期间，美国总统奥巴马表示支持香港少数人“占中”示威（被外部势力操纵的非法集会活动）；但一个月后，美国当局就赤裸裸地暴力打压

（12分）在离地面7.2m处，手提2.2m长的绳子的上端如图所示，

（12分）在离地面7.2m处，手提2.2m长的绳子的上端如图所示，在绳子的上下两端各拴一小球，放手后小球自由下落（绳子的质量不计，球的大小可忽略，g

已知集合，集合，则 A． B

已知集合，集合，则 A． B． C． D．

（09年济宁质检一理）某简单几何体的三视图如图所示，其正视图、

答案

相关题目

最新题目