满分5 >
初中数学试题 >
(2006•宜宾)如图是五个相同的正方体堆成的几何体,则它的俯视图是 (填序号①...
(2006•宜宾)如图是五个相同的正方体堆成的几何体,则它的俯视图是
(填序号①,②等)
![manfen5.com 满分网](http://img.manfen5.com/res/CZSX/web/STSource/20131019110307442813176/SYS201310191103074428131013_ST/images0.png)
考点分析:
相关试题推荐
(2006•宜宾)(按非课改要求命制)用换元法解方程
![manfen5.com 满分网](http://img.manfen5.com/res/CZSX/web/STSource/20131019110307442813176/SYS201310191103074428131012_ST/0.png)
,设
![manfen5.com 满分网](http://img.manfen5.com/res/CZSX/web/STSource/20131019110307442813176/SYS201310191103074428131012_ST/1.png)
,则原方程可变形为
.
查看答案
(2006•宜宾)不等式组:
![manfen5.com 满分网](http://img.manfen5.com/res/CZSX/web/STSource/20131019110307442813176/SYS201310191103074428131011_ST/0.png)
的解集是
.
查看答案
(2006•宜宾)已知扇形的圆心角是120°,半径为6cm,把它围成一个圆锥的侧面,则圆锥的底面半径是
cm.
查看答案
(2006•宜宾)如图,在△ABC中,AB=AC,且∠A=100°,∠B=
度.
查看答案
(2008•西藏)分解因式:a
3-9a=
.
查看答案