湖南衡阳市衡南县部分学校联考2026-2027学年八年级上学期期中考试数学试题

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2026年下学期期中质量检测试题

八年级数学

注意事项:

1.答题前,请考生先将自己的姓名、准考证号填写清楚,并认真核对条形码上的姓名、准考证号、考室和座位号;

2.必须在答题卡上答题,在草稿纸、试题卷上答题无效;

3.答题时,请考生注意各大题题号后面的答题提示;

4.请勿折叠答题卡,保持字体工整、笔迹清晰、卡面清洁;

5.答题卡上不得使用涂改液、涂改胶和贴纸;

6.本学科试卷共24个小题,考试时量120分钟,满分120分。

一、选择题(本大题共10个小题,每小题3分,共30分,每小题只有一个正确答案)

1.在,,,,,…(相邻两个2之间1的个数逐次加1)中,无理数有

A.1个 B.2个 C.3个 D.4个

2.下列计算正确的是

A. B. C. D.

3.下列说法正确的是

A.一个有理数的平方根有两个,它们互为相反数

B.一个有理数的立方根,不是正数就是负数

C.负数没有立方根

D.如果一个数的立方根等于这个数的算术平方根,则这个数一定是0或1

4.若、为实数,且,则的值是

A.-1 B.1 C.-2025 D.2025

5.下列从左边到右边的变形,属于因式分解的是

A. B.

C. D.

6.下列命题是假命题的是

A.等角的补角相等page number 0

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B.过一点有且只有一条直线与已知直线垂直

C.对顶角相等

D.两直线平行,同位角相等

7.如图,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,点在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内,若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,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,则的度数为

A.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 B.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 C.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 D.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

8.按如图所示的程序计算,若开始输入的值为64,则最后输出的值是

image

A. B. C.2 D.

9.若是关于的完全平方式,则的值为

A.8 B.-8或2 C.8或-2 D.-2

10.根据等式:,

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,

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,

……的规律,

则等于

A. B. C. D.

二、填空题(本大题共6个小题,每小题3分,共18分)

11.的算术平方根为___________.

12.计算:___________.page number 1

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