U13 第一&第二课时

Quiz
•
Mathematics
•
8th Grade
•
Hard
+1
Standards-aligned
Erfu Liu
Used 2+ times
FREE Resource
9 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
1.下列体育运动项目图标中,是轴对称图形的是( )
Tags
CCSS.4.G.A.3
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
下列图形中,一定是轴对称图形的是( )
角
三边形
四边形
五边形
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
视力表中的字母“E”有各种不同的摆放形式,下面每种组合中的两个字母“E”不能关于某条直线成轴对称的是( )
Tags
CCSS.4.G.A.3
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
在3×3的正方形网格中,每个小正方形都是全等的,其中有3个小正方形被涂上了阴影,下列所组成的图形中,不是轴对称图形的是( )
Tags
CCSS.4.G.A.3
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
如图,△ABC与△A1B1C1关于直线l对称,则∠B的度数为( )
50°
30°
100°
90°
Tags
CCSS.8.G.A.3
CCSS.HSG.CO.A.5
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
如图,已知直线l垂直平分线段AB,P是l上一点,已知PA=1,则PB( )
等于1
小于1
大于1
最小为1
Tags
CCSS.HSG.CO.C.9
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
已知:如图,直线PO与AB交于点O,PA=PB,则下列结论中正确的是( )
AO=BO
PO⊥AB
PO是线段AB的垂直平分线
点P在线段AB的垂直平分线上
Tags
CCSS.HSG.CO.C.9
8.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
如图,AC=AD,BC=BD,则有( )
CD垂直平分AB
AB垂直平分CD
AB与CD互相垂直平分
CD平分∠ACB
Tags
CCSS.HSG.CO.C.9
9.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
如图,在△ABC中,DE垂直平分AB,垂足为D,与AC交于点E.若BC=6,AC=8.则△BCE的周长为( )
10
12
14
16
Tags
CCSS.HSG.CO.C.9
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