满分5 >
初中数学试题 >
(2012•滨州一模)连续掷两次骰子,出现点数之和等于4的概率为( ) A. B...
(2012•滨州一模)连续掷两次骰子,出现点数之和等于4的概率为( )
A.
![manfen5.com 满分网](http://img.manfen5.com/res/CZSX/web/STSource/20131021230723832543832/SYS201310212307238325438011_ST/0.png)
B.
![manfen5.com 满分网](http://img.manfen5.com/res/CZSX/web/STSource/20131021230723832543832/SYS201310212307238325438011_ST/1.png)
C.
![manfen5.com 满分网](http://img.manfen5.com/res/CZSX/web/STSource/20131021230723832543832/SYS201310212307238325438011_ST/2.png)
D.
![manfen5.com 满分网](http://img.manfen5.com/res/CZSX/web/STSource/20131021230723832543832/SYS201310212307238325438011_ST/3.png)
考点分析:
相关试题推荐
(2012•海沧区质检)已知x=2是一元二次方程x
2+mx+2=0的一个解,则m的值是( )
A.-3
B.3
C.0
D.0或3
查看答案
(2011•广宁县一模)如图为我市5月某一周每天的最高气温统计,则这组数据(最高气温)的众数与中位数分别是( )
![manfen5.com 满分网](http://img.manfen5.com/res/CZSX/web/STSource/20131021230723832543832/SYS201310212307238325438009_ST/images0.png)
A.29,29
B.29,30
C.30,30
D.30,29.5
查看答案
(2009•广州)如图,AB∥CD,直线l分别与AB,CD相交,若∠1=130°,则∠2=( )
![manfen5.com 满分网](http://img.manfen5.com/res/CZSX/web/STSource/20131021230723832543832/SYS201310212307238325438008_ST/images0.png)
A.40°
B.50°
C.130°
D.140°
查看答案
(2011•衡阳)下列几个图形是国际通用的交通标志,其中不是中心对称图形的是( )
A.
![manfen5.com 满分网](http://img.manfen5.com/res/CZSX/web/STSource/20131021230723832543832/SYS201310212307238325438007_ST/images0.png)
B.
![manfen5.com 满分网](http://img.manfen5.com/res/CZSX/web/STSource/20131021230723832543832/SYS201310212307238325438007_ST/images1.png)
C.
![manfen5.com 满分网](http://img.manfen5.com/res/CZSX/web/STSource/20131021230723832543832/SYS201310212307238325438007_ST/images2.png)
D.
查看答案
(2013•保康县二模)如图,矩形纸片ABCD,点E是AB上一点,且BE:EA=5:3,EC=
![manfen5.com 满分网](http://img.manfen5.com/res/CZSX/web/STSource/20131021230723832543832/SYS201310212307238325438006_ST/0.png)
,把△BCE沿折痕EC向上翻折,若点B恰好落在AD边上,设这个点为F,若⊙O内切于以F、E、B、C为顶点的四边形,则⊙O的面积=
.
查看答案