ID: 24439289

2025-2026学年沪科版数学九年级第二学期综合评估(模拟)卷(含答案)

日期:2025-11-23 科目:数学 类型:初中试卷 查看:64次 大小:300003B 来源:二一课件通
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2025-2026,学年,科版,数学,九年级,第二
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2025-2026学年沪科版数学九年级第二学期 综合评估卷 一、选择题(本大题共10小题,每小题4分,共 40分) 1.下列图形中,是中心对称图形的是(  ) INCLUDEPICTURE"26HJ-12a.tif" INCLUDEPICTURE "D:\\26春\\9数学下册HK版安徽\\26HJ-12a.tif" \* MERGEFORMATINET A INCLUDEPICTURE"26HJ-12B.tif" INCLUDEPICTURE "D:\\26春\\9数学下册HK版安徽\\26HJ-12B.tif" \* MERGEFORMATINET B INCLUDEPICTURE"26HJ-12C.tif" INCLUDEPICTURE "D:\\26春\\9数学下册HK版安徽\\26HJ-12C.tif" \* MERGEFORMATINET C INCLUDEPICTURE"26HJ-12D.tif" INCLUDEPICTURE "D:\\26春\\9数学下册HK版安徽\\26HJ-12D.tif" \* MERGEFORMATINET D 2.下列事件中,是必然事件的是(  ) A.太阳从东方升起,西方落下 B.射击运动员射击一次,命中靶心 C.任意买一张电影票,座位号是单号 D.掷一次骰子,向上一面的点数是7 3.某物体如图所示,它的主视图是(  ) INCLUDEPICTURE"26HJ-13a.tif" INCLUDEPICTURE "D:\\26春\\9数学下册HK版安徽\\26HJ-13a.tif" \* MERGEFORMATINET A INCLUDEPICTURE"26HJ-13B.tif" INCLUDEPICTURE "D:\\26春\\9数学下册HK版安徽\\26HJ-13B.tif" \* MERGEFORMATINET B INCLUDEPICTURE"26HJ-13C.tif" INCLUDEPICTURE "D:\\26春\\9数学下册HK版安徽\\26HJ-13C.tif" \* MERGEFORMATINET C INCLUDEPICTURE"26HJ-13D.tif" INCLUDEPICTURE "D:\\26春\\9数学下册HK版安徽\\26HJ-13D.tif" \* MERGEFORMATINET D INCLUDEPICTURE"26HJ-13.tif" INCLUDEPICTURE "D:\\26春\\9数学下册HK版安徽\\26HJ-13.tif" \* MERGEFORMATINET (第3题)  INCLUDEPICTURE"19AHXD91.tif" INCLUDEPICTURE "D:\\26春\\9数学下册HK版安徽\\19AHXD91.tif" \* MERGEFORMATINET (第4题) 4.如图,点A,C,B在⊙O上,已知∠AOB=∠ACB=α,则α的值为(  ) A.135° B.120° C.110° D.100° 5.如图,在△ABC中,BA=BC,∠ABC=90°,的半径为AB,圆心为点A.若在△ABC内任取一点,则这个点恰好在图中的阴影部分的概率为(  ) A. B. C. D. INCLUDEPICTURE"26HJ-14.tif" INCLUDEPICTURE "D:\\26春\\9数学下册HK版安徽\\26HJ-14.tif" \* MERGEFORMATINET (第5题)   INCLUDEPICTURE"26HJ-15.tif" INCLUDEPICTURE "D:\\26春\\9数学下册HK版安徽\\26HJ-15.tif" \* MERGEFORMATINET (第6题) 6.一个几何体是由若干个相同的小正方体组合而成的,其主视图和左视图如图所示,则组成这个几何体的小正方体个数最多是(  ) A.10 B.14 C.13 D.15 7.如图是一张圆形纸片,小华利用它的阴影部分来制作一个圆锥的侧面,则这个圆锥的底面圆的半径是(  ) A.3.6 B.1.6 C.3 D.6 INCLUDEPICTURE"SO5.tif" INCLUDEPICTURE "D:\\26春\\9数学下册HK版安徽\\SO5.tif" \* MERGEFORMATINET (第7题) INCLUDEPICTURE"26HJ-16.tif" INCLUDEPICTURE "D:\\26春\\9数学下册HK版安徽\\26HJ-16.tif" \* MERGEFORMATINET (第8题)  INCLUDEPICTURE"9SHKJ+23.tif" INCLUDEPICTURE "D:\\26春\\9数学下册HK版安徽\\9SHKJ+23.tif" \* MERGEFORMATINET (第9题) 8.如图,在△ABC中,BC=3,AC=4,AB=5,⊙O是它的内切圆,用剪刀沿⊙O的切线DE剪一个△ADE,则△ADE的周长为(  ) A.4 B.6 C.8 D.10 9.某三棱柱的三视图如图所示,已知俯视图中tan B=,BC=7,下列结论不正确的是(  ) A.m=3 B.n=2 C.tan C= D.S△ABC=7 10.如图,CD是△ABC的高,若AB=2,∠ACB=45°,则CD的最大值为(  ) A.1+  B.4-  C.2  D.4 INCLUDEPICTURE"9SHKJ+25.tif" INCLUDEPICTURE "D:\\26春\\9数学下册HK版安徽\\9SHKJ+25.tif" \* MERGEFORMATINET (第10题)    INCLUDEPI ... ...

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