山西省阳泉市平定县四校联考2021-2022学年八年级(上)期中数学试卷

学年山省阳泉市定县四校考八年级一学期期中数学试卷一选题本题个题每题分共分）在个题出四个项，只一是符题要的请正选的母号答卡相位涂。A

B

C

DAOBOMNOB的POPONPASASBDHLABCDABDFACFA2

B3

C4

D①②/24

③④A①②

B②

C①③

D③④ABCeq\o\ac(△,A)eq\o\ac(△,)BCMNAACC

BBOOCMNDABCDA5

B4

C3

DAEFA

B115

C

DA

B

C

D290B/24

A2

B2

C3

D1.5310BDCEOOBOC①eq\o\ac(△,②)ABC③AE④OBACA1

B2

C3

D二填题共5个题，小3分共15分）11162012ABABCCDF135

1380BCDE1441+2+

/24

1590ACAB20cm

cm三解题共8个题，75分，答写必的文说、明程演步）16MSSNQ17BDEBEAC18ABCAACD219ABCABADCP/24

D20eq\o\ac(△,Rt)ABCABACBDDDEBD21ABCBDCE1ABC2BAC22ABCDBECEACGH1AD2BCHACG3CGH23/24

122122190ABADACCDEACDDACBABCBC2ADACAEBCDEFDE与AFG3ABCDDEGFAFDDCES

1

S/24

参考答案一选题本题个题每题分共分）在个题出四个项，只一是符题要的请正选的母号答卡相位涂。A

B

C

DABCDDAOBOMNOB的POPONPASASBDHLeq\o\ac(△,Rt)POMeq\o\ac(△,Rt)PONeq\o\ac(△,Rt)POMeq\o\ac(△,Rt)/24

PONOPAOBDABCDABDFACFA2

B3

C4

DADBADCCADBADDEDFAESSSHLBDE3ADBBDECDFADBADCBADCADDEDFDEDFAFDAEDeq\o\ac(△,Rt)BDEeq\o\ac(△,Rt)CDF/24

eq\o\ac(△,Rt)eq\o\ac(△,Rt)CDF①②③④A①②

B②③

C①③

D③①②③④②④ABCeq\o\ac(△,A)eq\o\ac(△,)BCMNAACC

BBOOCMNDeq\o\ac(△,A)eq\o\ac(△,)BMNCAABOCBCDD/24

DABCDA5

B4

C3

DSASDCBAOBCODBACDCABADDCBAOBCODCAEFA

B115

C

D1BFEAEF65ADBC18011510/

A

B

C

D360A6B904C120D1808D290BA2

B2

C3

D1.53CBDDACOODBODBDAxBDxD323AOAOBAOC++9011/

ODBAASODAC2BDOC3310BDCEOOBOC①eq\o\ac(△,②)ABC③AE④OBACA1

B2

C3

DBEOBECDDCOeq\o\ac(△,Rt)eq\o\ac(△,Rt)EBCDCBABCABACBECDAEBACBDOBEOBEOAASeq\o\ac(△,Rt)BECeq\o\ac(△,Rt)CDB12/

eq\o\ac(△,Rt)HLEBCDCB②BEBEACAD③BEOOEODCEBDABCBD④4D二填题共5个题，小3分共15分）111620xx1801620x1111312ABABCCDF135

18013513/

1ABC75180135EFABC1ABC757530301380BCDE260ADEAED+A211ADE+A①2AED+A②1+AAED+AADEA+1801++801441+2+9045114/

1+9021+2+1351590ACAB20cm

cmACDeq\o\ac(△,Rt)AF+

BBEADxcmACB+ECB90ECB+90CBECEBADCECDDExAFBExeq\o\ac(△,Rt)2+BF

AB2

25+2400x

15/

三解题共8个题，75分，答写必的文说、明程演步）16MSSNQMSQPPSMNSNPQ+MSNMSN+PSQMNSSQPSQP17BDEBEACBEABAEAEBEABAECC9016/

AE18ABCAACD21BMAC于D2180ABCDBC1BD236ABC362ABDDBC361803672C72BDBC17/24

19ABCABADCPDCDBEC45ACB90BCDACDACACDBCEBEABCACB+ACD+ACDBCECBE20eq\o\ac(△,Rt)ABCABACBDDDEBD18/

BDAABDCAECEBDBDAEDEBDAEC90BAD+90BACBADABDCAEABDCAEADCEBDAEDEADBD21ABCBDCE1ABC2BACOBOBCOCBABCBDCEO180ABC2BCFAOBAOC19/

CAFOOCBBDOBECBEC+ABCCDB+DBCACBBCECDBCBDABCACB2BACAOCAOBBAOCAO22ABCDBECEACGH1AD2BCH3CGH20/24

BCE2ACDBCECBH60DACGACBC3ACGCHACG601ABCBCECDCECBBCEAD2ACDBCECAGACBECDBACBACGBCH3CGHBCHCHCGH2321/

12121212190ABADACCDEAC2+D901DACBABCDAEAC2ADACAEBCDEFDE与AFG3ABCDDEGFAFDDCESAFM于NDAMDMGAASDGEG3K2ACDEACB901+D901DABCDEBC22/

ADMDFNEDPAMQADQDFNADQAMQDFNADMDFNEDPAMQADQDFNADQAMQDFNADMDFNEDP1DE2DMMEAFNKDAMAASDMDMAFGMDDMGENGDMGAASDGEGDE3CEQAMPQMFNABCDDEGFEDFA