安徽阜阳市阜南县部分校2026-2027学年第一学期期中考试九年级数学(沪科版)试题(无答案)

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九年级数学

上册第21~22章

说明:共8大题,计23小题,满分150分,作答时间120分钟.

一、选择题(本大题共10小题,每小题4分,满分40分)每小题都给出A,B,C,D四个选项,其中只有一个是符合题目要求的.

1.已知a,b,c,d为成比例线段,其中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,eqWmf183GmgAAAAAAAKAHAAIBCQAAAACwWwEACQAAA8EBAAACALQAAAAAAAUAAAACAQEAAAAFAAAAAQL///8ABQAAAC4BGQAAAAUAAAALAgAAAAAFAAAADAIAAqAHCwAAACYGDwAMAE1hdGhUeXBlAABQABIAAAAmBg8AGgD/////AAAQAAAAwP///8b///9gBwAAxgEAAAUAAAAJAgAAAAIFAAAAFAJgAWgCHAAAAPsCgP4AAAAAAACQAQAAAAAAAgAQVGltZXMgTmV3IFJvbWFuAP7///9Q0RkAfEM2dUAAAAAEAAAALQEAAA0AAAAyCgAAAAAEAAAANSwxMLQA0ALAAAADBQAAABQCYAEuABwAAAD7AoD+AAAAAAAAkAEBAAAAAAIAEFRpbWVzIE5ldyBSb21hbgD+////UNEZAHxDNnVAAAAABAAAAC0BAQAEAAAA8AEAAAoAAAAyCgAAAAACAAAAYmR+AwADBQAAABQCYAFIARwAAAD7AoD+AAAAAAAAkAEAAAABAAIAEFN5bWJvbADrAAAKAIiVeQD+////UNEZAHxDNnVAAAAABAAAAC0BAAAEAAAA8AEBAAoAAAAyCgAAAAACAAAAPT2iAwADtAAAACYGDwBdAUFwcHNNRkNDAQA2AQAANgEAAERlc2lnbiBTY2llbmNlLCBJbmMuAAUBAAYJRFNNVDYAAWYkVGVYIElucHV0IExhbmd1YWdlAHthPTQsIGI9NSwgZD0xMH0AE1dpbkFsbEJhc2ljQ29kZVBhZ2VzABEFVGltZXMgTmV3IFJvbWFuABEDU3ltYm9sABEFQ291cmllciBOZXcAEQRNVCBFeHRyYQATV2luQWxsQ29kZVBhZ2VzABEGy87M5QASAAghLyfyXyGPIS9HX0FQ8h8eQVD0FQ9BAPRF9CX0j0JfQQD0EA9DX0EA8h8gpfIKJfSPIfQQD0EA9A9I9Bf0j0EA8hpfRF9F9F9F9F9BDwwBAAEAAQICAgIAAgABAQEAAwABAAQABQAKAQAQAAAAAAAAAA8BAgCDYgACBIY9AD0CAIg1AAIAgiwAAgCDZAACBIY9AD0CAIgxAAIAiDAAAAAACgAAACYGDwAKAP////8BAAAAAAAcAAAA+wIQAAcAAAAAALwCAAAAhgECAiJTeXN0ZW0AXMUBigoAAAoAxCFmXMQhZlzFAYoK+NoZAAQAAAAtAQEABAAAAPABAAADAAAAAAA=,,则的值为(   )

A.4 B. C.8 D.

2.将抛物线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先向左平移2个单位长度,再向上平移1个单位长度,所得抛物线的表达式是(   )

A. B. C. D.

3.已知,则下列各式成立的是(   )

A. B. C. D.

4.已知线段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,是线段的黄金分割点,且,则的长为(   )

A. B. C. D.

5.若点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,eqWmf183GmgAAAAAAAMALgAIACQAAAABRVwEACQAAAxEDAAACAAUBAAAAAAUAAAACAQEAAAAFAAAAAQL///8ABQAAAC4BGQAAAAUAAAALAgAAAAAFAAAADAKAAsALCwAAACYGDwAMAE1hdGhUeXBlAABwABIAAAAmBg8AGgD/////AAAQAAAAwP///6j///+ACwAAKAIAAAUAAAAJAgAAAAIFAAAAFAK8AWABHAAAAPsCBf7jAAAAAACQAQAAAAEAAgAQU3ltYm9sAF4AAAoA+FSuDP7////Y1BkAfEM2dUAAAAAEAAAALQEAAAkAAAAyCgAAAAABAAAAKKIAAAUAAAAUArwBggUcAAAA+wIF/uMAAAAAAJABAAAAAQACABBTeW1ib2wAEwAACgDYV64M/v///9jUGQB8QzZ1QAAAAAQAAAAtAQEABAAAAPABAAAJAAAAMgoAAAAAAQAAACkAAAAFAAAAFAK8AeYHHAAAAPsCBf7jAAAAAACQAQAAAAEAAgAQU3ltYm9sAF8AAAoAuFWuDP7////Y1BkAfEM2dUAAAAAEAAAALQEAAAQAAADwAQEACQAAADIKAAAAAAEAAAAoeQAABQAAABQCvAEQCxwAAAD7AgX+4wAAAAAAkAEAAAABAAIAEFN5bWJvbAAUAAAKAJhWrgz+////2NQZAHxDNnVAAAAABAAAAC0BAQAEAAAA8AEAAAkAAAAyCgAAAAABAAAAKXkAAAUAAAAUAgMCtwIcAAAA+wIg/wAAAAAAAJABAAAAAAACABBUaW1lcyBOZXcgUm9tYW4A/v///1DRGQB8QzZ1QAAAAAQAAAAtAQAABAAAAPABAQAKAAAAMgoAAAAAAgAAADIzfwbAAQUAAAAUAqABTAMcAAAA+wKA/gAAAAAAAJABAAAAAAACABBUaW1lcyBOZXcgUm9tYW4A/v///1DRGQB8QzZ1QAAAAAQAAAAtAQEABAAAAPABAAAPAAAAMgoAAAAABQAAACwyLCwzAGIBdgGgA4QAAAMFAAAAFAKgAUYAHAAAAPsCgP4AAAAAAACQAQEAAAAAAgAQVGltZXMgTmV3IFJvbWFuAP7///9Q0RkAfEM2dUAAAAAEAAAALQEAAAQAAADwAQEADQAAADIKAAAAAAQAAABCeEN4ygGYBO4BAAMFAAAAFAKgAdwDHAAAAPsCgP4AAAAAAACQAQAAAAEAAgAQU3ltYm9sABYAAAoA2FauDP7///9Q0RkAfEM2dUAAAAAEAAAALQEBAAQAAADwAQAACQAAADIKAAAAAAEAAAAtogADBQEAACYGDwAAAkFwcHNNRkNDAQDZAQAA2QEAAERlc2lnbiBTY2llbmNlLCBJbmMuAAUBAAYJRFNNVDYAAWZcVGVYIElucHV0IExhbmd1YWdlAHtBXGxlZnQoeF97MX0sLTFccmlnaHQpLCBCXGxlZnQoeF97Mn0sLTJccmlnaHQpLCBDXGxlZnQoeF97M30sIDNccmlnaHQpfQATV2luQWxsQmFzaWNDb2RlUGFnZXMAEQVUaW1lcyBOZXcgUm9tYW4AEQNTeW1ib2wAEQVDb3VyaWVyIE5ldwARBE1UIEV4dHJhABNXaW5BbGxDb2RlUGFnZXMAEQbLzszlABIACCEvJ/JfIY8hL0dfQVDyHx5BUPQVD0EA9EX0JfSPQl9BAPQQD0NfQQDyHyCl8gol9I8h9BAPQQD0D0j0F/SPQQDyGl9EX0X0X0X0X0EPDAEAAQABAgICAgACAAEBAQADAAEABAAFAAoBABAAAAAAAAAADwECAINCAAMAAQMADwABAA8BAgCDeAAPAAMAGwAACwEADwECAIgyAAAPAAEBAAoPAQIAgiwAAgSGEiItAgCIMgAAAgCWKAACAJYpAAACAIIsAAIAg0MAAwABAwAPAAEADwECAIN4AA8AAwAbAAALAQAPAQIAiDMAAA8AAQEACg8BAgCCLAACAIgzAAACAJYoAAIAlikAAAAACgAAACYGDwAKAP////8BAAAAAAAcAAAA+wIQAAcAAAAAALwCAAAAhgECAiJTeXN0ZW0A/8UBigoAAAoAHiFm/x4hZv/FAYoK+NoZAAQAAAAtAQAABAAAAPABAQADAAAAAAA=,都在反比例函数的图象上,则,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,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,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的大小关系是(   )

A.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 B.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 C. D.

6.如图,在eqWmf183GmgAAAAAAAGAFwAECCQAAAACzWgEACQAAA4UBAAACAKwAAAAAAAUAAAACAQEAAAAFAAAAAQL///8ABQAAAC4BGQAAAAUAAAALAgAAAAAFAAAADALAAWAFCwAAACYGDwAMAE1hdGhUeXBlAAAwABIAAAAmBg8AGgD/////AAAQAAAAwP///8b///8gBQAAhgEAAAUAAAAJAgAAAAIFAAAAFAJgASQBHAAAAPsCgP4AAAAAAACQAQEAAAAAAgAQVGltZXMgTmV3IFJvbWFuAP7///+g0BkAfEM2dUAAAAAEAAAALQEAAA0AAAAyCgAAAAAEAAAAQUJDROoA6gACAQADBQAAABQCYAEoABwAAAD7AoD+AAAAAAAAkAEAAAABAAIAEE1UIEV4dHJhAAAKAECtogr+////oNAZAHxDNnVAAAAABAAAAC0BAQAEAAAA8AEAAAkAAAAyCgAAAAABAAAAVyAAA6wAAAAmBg8ATgFBcHBzTUZDQwEAJwEAACcBAABEZXNpZ24gU2NpZW5jZSwgSW5jLgAFAQAGCURTTVQ2AAFmJVRlWCBJbnB1dCBMYW5ndWFnZQB7XHNxdWFyZSBBIEIgQyBEfQATV2luQWxsQmFzaWNDb2RlUGFnZXMAEQVUaW1lcyBOZXcgUm9tYW4AEQNTeW1ib2wAEQVDb3VyaWVyIE5ldwARBE1UIEV4dHJhABNXaW5BbGxDb2RlUGFnZXMAEQbLzszlABIACCEvJ/JfIY8hL0dfQVDyHx5BUPQVD0EA9EX0JfSPQl9BAPQQD0NfQQDyHyCl8gol9I8h9BAPQQD0D0j0F/SPQQDyGl9EX0X0X0X0X0EPDAEAAQABAgICAgACAAEBAQADAAEABAAFAAoBABAAAAAAAAAADwECBIuhJVcCAINBAAIAg0IAAgCDQwACAINEAAAACgAAACYGDwAKAP////8BAAAAAAAcAAAA+wIQAAcAAAAAALwCAAAAhgECAiJTeXN0ZW0AC8UBigoAAAoAVSBmC1UgZgvFAYoKSNoZAAQAAAAtAQAABAAAAPABAQADAAAAAAA=中,为边上一点,下列给出的条件不能判定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的是(   )

A. B. C. D.

7.如图,正方形的对角线相交于点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,为线段的中点.连接并延长交于点,则的值为(   )page number 0

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A. B. C. D.

8.已知二次函数的部分图象如图所示,下列结论中,正确的是(   )

A. B. C. D.

9.如图,在矩形中,过点作于点,交于点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,,有下列结论:①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;②;③:④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.其中正确的结论有(   )

A.4个 B.3个 C.2个 D.1个

10.如图,在平面直角坐标系中,四边形是矩形,点,.直线由原点开始向上平移,所得的直线与矩形两边分别交于点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,,设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的面积为,那么能表示与之间的函数关系的图象大致是(   )

page number 1

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A. B. C. D.

二、填空题(本大题共4小题,每小题5分,满分20分)

11.如图,若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,则的值为________.

12.如图,反比例函数图象的一支经过矩形的边的中点,若矩形的面积为6,则的值是________.

13.如图,在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中,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,,延长至点,连接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,是的中点,与交于点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,交于点.若,则eqWmf183GmgAAAAAAAEAEoAEBCQAAAADwWwEACQAAA4ABAAACAKgAAAAAAAUAAAACAQEAAAAFAAAAAQL///8ABQAAAC4BGQAAAAUAAAALAgAAAAAFAAAADAKgAUAECwAAACYGDwAMAE1hdGhUeXBlAAAgABIAAAAmBg8AGgD/////AAAQAAAAwP///8b///8ABAAAZgEAAAUAAAAJAgAAAAIFAAAAFAJgASQBHAAAAPsCgP4AAAAAAACQAQEAAAAAAgAQVGltZXMgTmV3IFJvbWFuAP7///+g0BkAfEM2dUAAAAAEAAAALQEAAAwAAAAyCgAAAAADAAAAQUVGhuoA6gAAAwUAAAAUAmABOgAcAAAA+wKA/gAAAAAAAJABAAAAAQACABBTeW1ib2wAGwAACgCArKIK/v///6DQGQB8QzZ1QAAAAAQAAAAtAQEABAAAAPABAAAJAAAAMgoAAAAAAQAAAEQAAAOoAAAAJgYPAEYBQXBwc01GQ0MBAB8BAAAfAQAARGVzaWduIFNjaWVuY2UsIEluYy4ABQEABglEU01UNgABZiJUZVggSW5wdXQgTGFuZ3VhZ2UAe1xEZWx0YSBBIEUgRn0AE1dpbkFsbEJhc2ljQ29kZVBhZ2VzABEFVGltZXMgTmV3IFJvbWFuABEDU3ltYm9sABEFQ291cmllciBOZXcAEQRNVCBFeHRyYQATV2luQWxsQ29kZVBhZ2VzABEGy87M5QASAAghLyfyXyGPIS9HX0FQ8h8eQVD0FQ9BAPRF9CX0j0JfQQD0EA9DX0EA8h8gpfIKJfSPIfQQD0EA9A9I9Bf0j0EA8hpfRF9F9F9F9F9BDwwBAAEAAQICAgIAAgABAQEAAwABAAQABQAKAQAQAAAAAAAAAA8BAgSFlANEAgCDQQACAINFAAIAg0YAAAAKAAAAJgYPAAoA/////wEAAAAAABwAAAD7AhAABwAAAAAAvAIAAACGAQICIlN5c3RlbQCKxQGKCgAACgCOIGaKjiBmisUBigpI2hkABAAAAC0BAAAEAAAA8AEBAAMAAAAAAA==的面积为________.

14.如图,抛物线与轴交于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,两点(点在点的左侧),与轴交于点.在轴上有一动点,且.

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