湖北省潛江市十校聯(lián)考2023-2024學(xué)年數(shù)學(xué)七年級(jí)第一學(xué)期期末綜合測(cè)試試題含解析

2023-2024

i.^±^-?êawn^,mm?CB>

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2.?tw<h?^iuH,m&?

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3.^M^^?^?^?Sfê?E^rtMf?fi±;?im^,?

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4.iW&*i^^?^-#$0?

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a?r~*

A.a>bB.a-b>QC.ab>0D.-a<b

2.?O±?Sta,-a,-b-llWnTO^,WJ()

----------------?-----------?-------?----------?

a~a~b~1

A.-b<-aB.|b+l|<|a|C.|a|>|b|D.b-l<a

2O28

3.?(-2O19)°;?-1:@39.1-|-21.9|+(-10.5)-3;

￡5j__13>@|+1.52-3X22-2-(-0.2)X(-

@-48x+;i+M^>jEMW()

28316)3

A.2?B.3?C.4?D.5?

4.Bfcl???±aW<Mm^,M|?+2|-|a-3|iW^()

a

___1___-1S

-3-2-10

A.-5B.5C.2fl-lD.l-2tf

5.M,Aaa,-a,1()

~4or-

A.a<l<-aB.a<-a<lC.\<-a<aD.l<a<-a

6.i5ooo￡W￡,ffiisoooffl^

A.15xlO3B.O.15xlO5C.1.5xl04D.1.5*103

7.?WS&IW,<)

A.?m,RgêWwwi,

B.4?WT,M?WBSita<J-RS^raWM?-^<^±,

fé;

c.A￥?ZxM,$n4-^ih>T-^Wèù?,

D.ftwio,

8.M,àQ?imo().

A.4t-fê^3O°B.Jk^60°C.M^30°D.60°

9.^1^30^,()

A.135°B.125°C.145°D.115°

io.M,2020

A.402B.406C.410D.420

11.Bft-^a?fi^l.5O,F4?amWai()

A.1.495<a<1.505B.1.495?￡a<l.505C.1.45^a<l.55D.1.45<a<l.55

12.c

-,(M4^,W#20#,

13.^x-3y=-4,3P43+2x-6yf?{tM

14.S^W:x2-9y2=

x—2

15.Wth-MU_

16.lW^“?lSJM?ifrt^

mr￡￡fêM;?'JTHBA+-,iWf?MJl?T?”(fêinüfêA^a<]?M?B).WiMWSMBW_____a

*1.

17.M,ffi-&fe^0UWAB?T?Js,^Zl=50°,WJZ2M?

H.(*A??7/b?,üEBSüS^^m)

18.(55??lTO/js,ISU?#C?MfaO,OA?ZEOCW^Y^.

(1)￡ZEOC=80°,^.ZBOD^J&^L;

(2)ZEOC-.ZEOD=2:3,X.ZBODMJS%L.

19.(55??tM

3f1'l

(1)-28+(-13)-(-21)+13(2)16-5-(—2)-4x--

\^7

523

(3)(—+------)x(-12)(4)2X(-3)2-33-6-(-2)

1234

20.(85?-^TRT^?A,

(Dawssmw,

(2)

(3)^MmooA?^mHI,MJfRW?OSféiàWW^,?M^JüP,A

ft-A?

21.(10#)a?b=a1-2b.

JO:2?3=22-2x3=-2,2?(-?)=22-2(-o)=4+2a.

(1)#(-3)?2?9üLS

(2)^3?(-x)=2?x,^xa<J<.

2

22.(10#)m>x>y?^?:(1)-2abn,-^j4ab-'^[a]^^;(2)(x-5)2+|y~—1=1.

2

2(x2-3y2)-3(-x2-y2-m)f?f?.

23.(12#)

180°aW,￡OZ1=80,Z2=20,|Z1-Z2|=6O,muZIWZ25^“WA”,

HPZl>Z2a<J“W?”,Z2OZ1?WW.

(1)M1.ZAOC=Z.EOD=90,ZA0E=60,WJZA(?Eaü“^?”>.

(2)M2,ZAOC=30,^ZBOC^<AO^Wl°a<JMW#^WZZ)(?E,IW

ZPOD-^ZPOES^W?”.

(3)M3,ZA?5=160,WWW'

170

(0<t<—),OM￥#ZAOI,?ONY#ABOI,OPY#AMON.MtZAOI

ZPOIiWJSè.

-,O?;3#,

1,D

[##rlO?m?t?^W'b.

[Wlè?a<b,H<|^,

.‘.a-b<0,ab<0,-a<b,

&A'B.C^,DO,

D.

[?m

2>D

twia<o<-a<-b-i,ùmw—w,ww

i&.

a<0<-a<-b-1,/.|-a|=|a|<|-6-11=|Z>+11,m|fe+l|>

|?|,

?*?-b>-a,èfcA

.*.|a|>|é|,f?CifcJWi￡;

.‘.b-l<a,jüD^O-

ift&D.

1

?------------.?.------^-?—?->

5a0~a~b~1

[?]

3,C

[W1M:?(-2019)2O2O=20192ü2ü,<Oh?-i8=-l,

(5^(1\1

?39.1-|-21.9|+(-10.5)-3=46.5,M?Ik;?0.25--+-1-=-,>OC;

\oJVo/5

@-48x12_28+13—l?1j=-24+30-16+39=29,

39(1A15511

(6)-+1.52-3X22-2-(-0.2)x=-+--3x4-l2--l=-^-12-|=-9—,M?;￡tWè,iè6>b?^

2

‘WW'V[&#]

?^WiHadaW<WW^￥'OWiOLW1

fl'L

[Ml

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-

toix?‘i=ooo?r-

fr="Y3J&‘^swwwooosi‘?’i=^tW

?Jiidau‘??MM‘W3I￥U‘oi>?>i^‘(WJ

3'9

xf/￥WW

‘WWi￥￥WO^?TOTiO

[W1

?v:W

?Z7->I>V>fi?(?

‘1<B-‘1<|B|?‘0>BV

?waiM^a^^dBW^lv~>i>?r?#Yaxé?^

Vk9

‘WWW*

[WJ

?-=

(E-￡)-S-V-=

|E-?|-|Z+Z7I

?0>￡-B‘OZ+K?#‘Z->B>￡-t$Jdffl?O&l

V

?M￥WWW￥W^W?44^3I

[WJ

3W?

C,WiOJZJfe,

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ix^W^±,m0Mi8fa?jW?,TO^OPWJOJf?^aWlO.f?fê?jWaêM?,

OB.

[aSfl

miTMO,Oê?Sf?ttM,

8,B

Om

M,ZAOQ=ZAOB-ZBOQ=90°-30°=60°,

tfflUaQfèT?o60°^|R]±.

ifti&B.

LaB#]

Tffl(n),??a+tBaEM^f??>??.

9>A

[MtJrlltfWW?0.5’,#ffl?/bfêa9A^6°.

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titaA.

[?Btl

10,B

(^?tfrlm?g^H?WlEW-?fflT2020^^,

6ü^.

[WJv￡gHWWiE^WfflT2020fê?.

OnfE?!(2n+l)

nME^RM(3n+l)

J’Jfy.2n+l+3n+l=2020

MWn=403—3

406>h

B.

11,B

(Mflf1a￡￡"HHmSI1.50Ht,1.2;

aaiWW1.50,^JSra^?àM'SWS/bM^/hTi.i.

WaMMl.l<a<1.2.

?B.

12,C

L^tfrl4^1???.'MêHmffl?,??W6ùW?^J?r,

(W1A.?T^^^-ME^aüMJFS,

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c.^?TIU^^-ME^W^S,

D.

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-,(??4#,W20#,

13,-1.

r^ywi^^-3y=-4RA^=3+2(x-3y),WW.

(W3M:^x-3.y=-4^,

3+2x-6j

=3+2(x-3y)

=3+2x(-4)

=3-8

-5.

[￡?]

14.(x+3y)(x-3y)

LMW1IF.^=x2-(3y)2=(x+3y)(x-3y)

3x4-y=3

15.#1

4x-y=ll

[MW1????,

b’=-3b'=-3

Mlsfflx,yft&W-

[#MI

[y=-3

#13x2-3=3,4x2+3=11,

yft&,W.

3x+y=3

4x->’=ll’

3x4-y=3

#1

4x-y=ll

16.3

[MtfrlXa,èflS?BW:x+2x+4x+8x+16x+32x+64x=381,

127x=381,x=3(a)

.?.^?ft3M.

17.65°

[MW]V?E-^W^^ABWS,/.Z2=Z3,

VZl+Z2+Z3=180°,Zl=50°,Z2=(180°-Zl)+2=65°.

18.(1)40°;(2)ZBOD=36°

(1)W^^^^ZAOC=ZAOE=-ZEOC=40°,SOftOffiWWilM;

2

(2)-￡#taZEOC=2x°,ZEOD=3x°,tmiWMWMOSWXO,

[Wmjfê:(1)’.'OA^ZEOC^r^,

:.ZAOC=ZAOE=—ZEOC=40°,

2

:.ZBOD=ZAOC=W°;

(2)i￡ZEOC=2xo,ZEOD=3x°,

.’.2x+3x=180,

.'.x=36,

:.ZEOC=T2°,ZEOD=IOS°,

:.ZAOC=36°,

:.ZBOD=36°.

[?]

19.(1)-7;(2)—;(3)-4;(4)-6

2

(2)^i+MinMBPnT;

(3)

(4)s^vmwéW.

[W1M:(1)-28+(-13)-(-21)+13

=-28-13+21+13

=-7;

(2)16+(-2)3-4x|

\O

=16+(-8)+-

2

=-2+-

2

_3

2;

523

(3)(—+——)x(-12)

1234

523

=—x(-12)+-x(-12)--x(-12)

1234

=-5-8+9

(4)2x(-3)2-33-6+(-2)

=2x9—27-6+(—2)

=18-27+3

=-6

20,(1)22,14;(2)4n+2,2n+4;(3)%—$>,?

[W1(1)#&2Afêtfb?￡nTM4A,EWP>O?&M;^ü4A^nWW2A,èllfcBPRT

(2)Mci)

(3)BPPTM?T.

[WJ(1)PTM5x4+2=22A;W4*5x2+4=14A;

(2)<?3K<^,/O-Wffi￡^W4Mn+2A;nT!^2n+4n

(3)Sé&HT;

6060x4+2=242(A).

6060x2+4=124(A).

X242>200>124,

L?)

WEWt?ê&lRl?,

‘o09

?JkdaW^fF￥XBW^#￥^iOdZttiovzfB^r^￥^WW7t^TO‘W&W‘M>￥WWt??

‘^?WWW￡4￡Wl^W￥^iovzi#dOvzWfêWf?WflOvz￡iogm(￡)

WO‘BW‘^^^10d7^I0V7m‘*W￥￡IOd7êT/OVZBptej??(Z)

s^Md8^￥à?UmWWW(D(WJ

66

??￥#W￡5I0d75I0V7‘^0——=?￡‘5#(￡):￡l^st'￥?(Z)'3037(D'￡3

0￡F001

￡￡

?—=6+--=<u￡+j?￡-=IU￡+Z?￡+Zxz--?9-

￡cP

￡.

'—=A*g=X<￡=IU”

￡

‘i=l|-A'|+Z(s-x)‘^fellM^êriuqez-:.

?W^fê>léda?+i*i

mYai‘W*Kxnmi*i

￡

—7>7>

￡Z

[10^1

P

?--=x:W

‘s-=xt

‘xZ-p=xz+6

xx

Z-Zz=(-)Z-z￡

X?Z=(X-)?￡(J)

!g=fr-6=zxZ-z(￡-)=Z?(￡-)(D[é##]

TOxW^Iada8￥M(?)

!Jada?44￡W^JO^(D[X￡]

p

--=x(￡):S(T)KIZ

ffi?ZA0E=60>Zx,

|Z4OE-Zx|=60,

U!lZx=120,

èffl&Z.EOB=120,?*?ZAOE>AEOB.

VZBOC^O?,

WZDOE,

Mt^WTr,

WOPAOAJFfêiéUtimOJêWKW4°,

J|iJt^WT4f,

.’.litAPOD=APOC-Z.COD

=30+4r-z

=30+3r,

APOE=ZPOB+ZBOE

=180-4t+t

=180-3t,

^OP^OB

J.4t?180,

A,45($?,

XAPODZPOE,

:.\ZP0D-ZP0E\=6Q,

.*.|30+3t-180+3/|=60,

:.\6t-150|=60,

r=35W15ty.

g:t>335^15Ut,APODZPOEWA?

(3)??OlftZAOBfifjfiSPlOlftOPiOT.BPZAOP>ZAOI,

voi&OAowwjüijtwfàvn’et,

:.ZAOI=6t°,

VOM^ZAOI,

:.ZAOM=ZIOM=-ZAOI=3t°

Jltfft6t<160

.\ZION=-ZBO/

2

:.ZMON=ZIOM+ZION=—(ZAOI+ZBOI)=—ZAOB=80°

22

OPYi?ZMON

.*.ZPOM=—Z.MON=40°

2

ZPOI=ZPOM-ZIOM=40°-3t

|ZAOI-ZPOI|=60

BP|6r-(40-3/)h60

yy

?^oi#ZAOBf?ft<aoi?op;&W,gpZAOP<ZAOL

VOIAOAoWW6°^,JüIJt6/,

:.AAOI=6/

?;OMAAOI,

ZAOM=ZIOM=-AAOI=3t

2

lltfft6t<160

WW:t<?

3

'.’^ON^ABOI,

AlWl=-ABOI

2

:.ZMON=ZIOM+ZION=—(AAOI+ABOI)=—ZAOB=80

22

VjlhfeOP^ftAMON

ZPOM=—AMON=40

2

:.ZPOI=Z1OM—ZPOM=3t—40

?SW|ZAO/-APOI|=60

BP|6r-(3r—40)|=60

WW:

33

20

.■.lttfftZAOI=6X—=40°

3

20

ZAOP=ZAOM+ZMOP=(3Xy)°+40°=60°>ZAOL

20

/.t=y

?^OI?￡ZAOB6<J^g|5fiOIjE^J?ù?J?^?ü180°Itf,

M

P

A/

~—N

I

VOIOAO6°féW,WJtW??è^T6t,

:.ZAOI=61',

?:OMZAOI,

;.ZAOM=ZIOM=-ZAOI=3t°

2

W160<6r<180

80

M:y<t^30

'.'W&ON^ftZBOI,

:.ZION=—ZBOI

2

ZMON=ZIOM-ZION=—(ZAOI-ZBOl)=—ZAOB=80°

22

'.'W&OP^ftZMON

ZPOM=—ZMON=40°

2

ZPOI=Z1OM-ZPOM=3t-40°

WWIZAOI-ZPOI|=60

gp|6r-(3?-40)|=60

33

.’.W^?t?O;

OI180°KOl?OP^filjBt,BPZAOI>ZAOP$nTTO^

A

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