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华师大版七年级数学上册第5章相交线与平行线 学情评估 (word版含答案)

日期:2024-05-16 科目:数学 类型:初中试卷 查看:63次 大小:188416Byte 来源:二一课件通
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华师大,平行线,答案,版含,word,评估
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第5章学情评估 一、选择题(每题3分,共24分) 1.下列图形中,∠1和∠2是对顶角的是(  ) INCLUDEPICTURE"22DQSZ149.tif" INCLUDEPICTURE "E:\\许方亚\\点训七数HS吉林专版6.7\\22DQSZ149.tif" \* MERGEFORMATINET     INCLUDEPICTURE"22DQSZ150.tif" INCLUDEPICTURE "E:\\许方亚\\点训七数HS吉林专版6.7\\22DQSZ150.tif" \* MERGEFORMATINET     INCLUDEPICTURE"22DQSZ151.tif" INCLUDEPICTURE "E:\\许方亚\\点训七数HS吉林专版6.7\\22DQSZ151.tif" \* MERGEFORMATINET     INCLUDEPICTURE"22DQSZ152.tif" INCLUDEPICTURE "E:\\许方亚\\点训七数HS吉林专版6.7\\22DQSZ152.tif" \* MERGEFORMATINET A B C D 2.如图,沿笔直小路DE的一侧栽种两棵小树BM,CN,小明测得AB=5 m,AC=7 m,则点A到DE的距离可能为(  ) A.4 m B.5 m C.6 m D.7 m INCLUDEPICTURE"22DQSZ153.tif" INCLUDEPICTURE "E:\\许方亚\\点训七数HS吉林专版6.7\\22DQSZ153.tif" \* MERGEFORMATINET INCLUDEPICTURE"22DQSZ154.tif" INCLUDEPICTURE "E:\\许方亚\\点训七数HS吉林专版6.7\\22DQSZ154.tif" \* MERGEFORMATINET INCLUDEPICTURE"22DQSZ155.tif" INCLUDEPICTURE "E:\\许方亚\\点训七数HS吉林专版6.7\\22DQSZ155.tif" \* MERGEFORMATINET (第2题) (第3题) (第4题) 3.如图,∠1的同旁内角是(  ) A.∠2 B.∠3 C.∠4 D.∠5 4.如图,下列条件中能判定AB∥CE的是(  ) A.∠A=∠ACE B.∠B=∠ACB C.∠A=∠ECD D.∠B=∠ACE 5.如图,已知OA⊥OB,OC⊥OD,且∠AOC∶∠BOD=1∶2,则∠BOD等于(  ) A.60° B.90° C.100° D.120° INCLUDEPICTURE"22DQSZ155-1.tif" INCLUDEPICTURE "E:\\许方亚\\点训七数HS吉林专版6.7\\22DQSZ155-1.tif" \* MERGEFORMATINET INCLUDEPICTURE"22DQSZ157.tif" INCLUDEPICTURE "E:\\许方亚\\点训七数HS吉林专版6.7\\22DQSZ157.tif" \* MERGEFORMATINET (第5题) (第7题) 6.下列判断正确的是(  ) A.两条直线被第三条直线所截,内错角相等 B.在同一平面内,a⊥b,b⊥c,则c⊥a C.同旁内角互补,则它们的角平分线互相垂直 D.经过一点有且只有一条直线与已知直线平行 7.如图,∠1=60°,∠2=120°,∠3=70°,则∠4的度数是(  ) A.70° B.60° C.50° D.40° 8.如图,AB∥CD,则∠A、∠C、∠E、∠F满足的数量关系是(  ) INCLUDEPICTURE"22DQSZ158.TIF" INCLUDEPICTURE "E:\\许方亚\\点训七数HS吉林专版6.7\\22DQSZ158.TIF" \* MERGEFORMATINET (第8题) A.∠A=∠C+∠E+∠F B.∠A+∠E-∠C-∠F=180° C.∠A-∠E+∠C+∠F=90° D.∠A+∠E+∠C+∠F=360° 二、填空题(每题3分,共18分) 9.如图,两直线交于点O,若∠1+∠2=84°,则∠3=_____. INCLUDEPICTURE"22DQSZ159.tif" INCLUDEPICTURE "E:\\许方亚\\点训七数HS吉林专版6.7\\22DQSZ159.tif" \* MERGEFORMATINET INCLUDEPICTURE"22DQSZ160.tif" INCLUDEPICTURE "E:\\许方亚\\点训七数HS吉林专版6.7\\22DQSZ160.tif" \* MERGEFORMATINET (第9题) (第10题) 10.如图,AB∥CD,CB平分∠ACD,若∠BCD=25°,则∠A的度数为_____. 11.如图所示是教室门上用平行线装饰的金属条的一部分,若∠1=79°,则∠2=_____. INCLUDEPICTURE"22DQSZ161.tif" INCLUDEPICTURE "E:\\许方亚\\点训七数HS吉林专版6.7\\22DQSZ161.tif" \* MERGEFORMATINET INCLUDEPICTURE"22DQSZ162.tif" INCLUDEPICTURE "E:\\许方亚\\点训七数HS吉林专版6.7\\22DQSZ162.tif" \* MERGEFORMATINET (第11题) (第12题) 12.将一副直角三角尺和一张对边平行的纸条按如图方式摆放,两个三角尺的一直角边重合,含45°角的三角尺的斜边与纸条的一边重合 ... ...

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