自主招生数学试卷

实验高中主招生数学卷一选题本题小，小分，分，每题出四选中只一是符题要的请将确案选填二答纸指位处A1|A1B3D2kxx10kA1B10DknA

B

C92

D1202420AC

44

BD

44t

1

A

BC

DC60DCA5DEA6

B6

C5

D12

AB4C5D2

122342018232122342018232ABCDAD2CADEFA4

B

C8

D4A5B7C45D57ABCA11.0A180P180PP180PA2

B0

C2

D2二填题本题小题，小分共25分，答填到卷题的定置）

02a

a2018A6BAB1

O3

1111222233112111122223311223nn1nCxy2xDykEyxFAEFOABCABCCCDDEAEFCFO1211++++2CB30CCCCCCABCACCeq\o\ac(△,)eq\o\ac(△,C)eq\o\ac(△,)CCeq\o\ac(△,C)eq\o\ac(△,)CCeq\o\ac(△,C)eq\o\ac(△,)C﹣

﹣

2三解题共道题，计65分解应出字明证过或演骤并答案在卷题的定置）4

7

y34520103%12016

BDBCD/80/2205

x12W352009B+D18011DABBADABAC219013DAB90ADAC10120609010011007500215a101ABC106ADEDEADACDEBDAC2AD2ABCDBCDEDFDDEEACBE+EF6

3ABCDB+DCABADFBEDF12yxxAyCD1ABD2OOEHEAEO32E1PPQQ7

22222222年山东枣实高自招数试参考答案与试题解析一选题本题小，小分，分，每题出四选中只一是符题要的请将确案选填二答纸指位处Aa21||2k0eq\o\ac(△,)241k020k1k0Bax++a0

ac00n4+21n11214+1488B+208

DDACADeq\o\ac(△,Rt)ABCBC6AC

eq\o\ac(△,Rt)ACD60AD

meq\o\ac(△,Rt)DEADEADsin605

5

AAB4+105CD4.73DA4+10+8+6+230AB10624BC151659

21123452112345D34+48+624.734.73DDABCDADCB2

阴影

矩形

半圆

2482156D0P4042P210

6201822018222326201822018222322P062PPP24A二填题本题小题，小分共25分，答填到卷题的定置）aa+1

2aa2a72a+1a2018+2a7+42018+18a2025A/y/2ABA4BxyAx/

3511

35xD2FFFGABAB1AEFOABCDyyxx1D2y2k2yE2FFFGABBAE2FAE1AEF

FG312

1△1△EOCF

EFCEOABCOAOCOABCBACFABCAFCOA60COFCOFOCF

ABBCDCOE6030OE2OC1212+1212+12+4

12+4

l

ACB30CCAB

2

13

111111112121211221223n111111112121211221223nn1

eq\o\ac(△,S)

2

2

30eq\o\ac(△,Rt)ACC

AC

AC

eq\o\ac(△,S)

ACCC

CCCACC30CCCC

CC

C

n1S

△

AC22

2

2

+

+

++

﹣+2

三解题共道题，计65分解应出字明证过或演骤并答案在14

x[

][

]x

y

12016220163201661033007233203820382

100%205%200%15

22223820y2W3y10+160280xx+160x7+5290x80674808310

410y2001AD+AC21CACAB16

3EACEDACAD+AB180D90DAC90ACAD+21CACEABEAECACCEDDAB120DCB17

DCAD180DCACEDACADACAD+3CACD+BDABDCBDCAACDAB45ACCED+ABCDCBECDAADAD+ABeq\o\ac(△,Rt)ACECAB

18

10010075002x+60x7500

x752w65x7540ax100a110a0wxx75252103a20awxx6535DEADACDAE2FDMDMDFBMBMDCFDCFBMEBE+BM3NDFDSASFDCCNCFFCDECN70NCEFCEENADDEBDCD19

BDECDACDASASBE6AB+BE106AE42AD8AD82MDMDFEM1CFDSASBMCFDEDFDMDFEMBME+BMEMBE+3BE+DFABNDF3D+ABCNBCDNBCFDCNBCCFFCDBCDECFFCD70ECNECFNCENCEFCESASENEF20

2222222222BE+ENBE+DFEF1AD2EFHADFEHF90EAD90ADE32⊙EP

EP

EP

PQ1D3yx﹣1021

1222212222x

x3ABA30B

021DDGG0GDxy0CG++1DCGxM3DMAM3CDDCGEOMtanDCG2DEEMDM3eq\o\ac(△,Rt)AEMAMEMeq\o\ac(△,Rt)ADMAMDMAD+6+39ADEAECDAEO+AFDEFHAEO22

222222222222221212221222222221222222222222222121222122222222123EPQPQEPEPPEP3．yx31x3＝2+22y1+5yEPyx﹣1x1x5Px1P5eq\o\ac(△,)QEMNQP21Qeq\o\ac(△,Rt)MQEeq\o\ac(△,Rt)3n215m+n1

4m3m23

2OEOEEAEAAD222222222222122OEOEEAEAAD22222222222212

n

1

1201KCDOEKKKlxx3y2E3A3KK

D3KKEAADEADEFHAFDAEO31