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初中数学选择题

Authored by changhai li

Mathematics

7th Grade

13 Questions

Used 5+ times

初中数学选择题
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1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

如图是一个正方体的展开图,则与"核"字相对的是(  )

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

下列立体图形中,从前面看得到的平面图形与从左面看得到的平面图形不相同的是(  )

长方体

正方体

圆柱

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

有一个正六面体骰子,放在桌面上,将骰子沿如图所示的顺时针方向滚动,每滚动90°算一次,则滚动第2038次后,骰子朝下一面的点数是(  )

2

3

4

5

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

汽车的雨刮器工作时候,可用下面(  )的数学知识点来解释

点动成线

线动成面

面动成体

线线相交

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

如图,是一个正方体的表面展开图,已知该正方体的每个面都有一个有理数.若相对面上的两个数的和都为﹣5,则代数式a×b﹣c的值为(  )

﹣45

30

45

51

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

如图,AB=18cm,C为AB的中点,点D在线段AC上,且AD:CB=1:3,则DB的长为(  )

16cm

15cm

14cm

12cm

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

直线l上有三点A、B、C,其中AB=8cm,BC=6cm,M、N分别是AB、BC的中点,则MN的长是(  )

7cm

1cm

7cm或1cm

14cm或2cm

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