满分5 >
初中数学试题 >
某校为了丰富学生的课外体育活动,欲增购一批体育器材,为此该校对一部分学生进行了一...
某校为了丰富学生的课外体育活动,欲增购一批体育器材,为此该校对一部分学生进行了一次题为“你喜欢的体育活动”的问卷调查(每人限选一项)
根据收集到的数据,绘制成如图的统计图(不完整):
![manfen5.com 满分网](http://img.manfen5.com/res/CZSX/web/STSource/20131101193917983913185/SYS201311011939179839131014_ST/images0.png)
根据图中提供的信息得出“跳绳”部分学生共有
人.
考点分析:
相关试题推荐
![manfen5.com 满分网](http://img.manfen5.com/res/CZSX/web/STSource/20131101193917983913185/SYS201311011939179839131013_ST/images0.png)
已知:如图,CF平分∠DCE,点C在BD上,CE∥AB.若∠ABD=110°,则∠FCD的度数为
度.
查看答案
如图,正方形ABCD边长为2,AB∥x轴,AD∥y轴,顶点A恰好落在双曲线y=
![manfen5.com 满分网](http://img.manfen5.com/res/CZSX/web/STSource/20131101193917983913185/SYS201311011939179839131011_ST/0.png)
上,边CD、BC分别交双曲线于点E、F,若线段AE过原点,则△AEF的面积为( )
![manfen5.com 满分网](http://img.manfen5.com/res/CZSX/web/STSource/20131101193917983913185/SYS201311011939179839131011_ST/images1.png)
A.1
B.
![manfen5.com 满分网](http://img.manfen5.com/res/CZSX/web/STSource/20131101193917983913185/SYS201311011939179839131011_ST/1.png)
C.
![manfen5.com 满分网](http://img.manfen5.com/res/CZSX/web/STSource/20131101193917983913185/SYS201311011939179839131011_ST/2.png)
D.
查看答案
如图,在梯形ABCD中,AD∥BC,∠B=∠C=70°,点E是DC上的一点,沿直线AE折叠,使点D落在D′处,则∠1+∠2等于( )
![manfen5.com 满分网](http://img.manfen5.com/res/CZSX/web/STSource/20131101193917983913185/SYS201311011939179839131010_ST/images0.png)
A.180°
B.150°
C.135°
D.120°
查看答案
如图,函数y=kx和y=-
![manfen5.com 满分网](http://img.manfen5.com/res/CZSX/web/STSource/20131101193917983913185/SYS201311011939179839131009_ST/0.png)
x+3的图象相交于(a,2),则不等式kx<-
![manfen5.com 满分网](http://img.manfen5.com/res/CZSX/web/STSource/20131101193917983913185/SYS201311011939179839131009_ST/1.png)
x+3的解集为( )
![manfen5.com 满分网](http://img.manfen5.com/res/CZSX/web/STSource/20131101193917983913185/SYS201311011939179839131009_ST/images2.png)
A.x<
![manfen5.com 满分网](http://img.manfen5.com/res/CZSX/web/STSource/20131101193917983913185/SYS201311011939179839131009_ST/2.png)
B.x>
![manfen5.com 满分网](http://img.manfen5.com/res/CZSX/web/STSource/20131101193917983913185/SYS201311011939179839131009_ST/3.png)
C.x>2
D.x<2
查看答案