河北省石家莊市晉州市2022-2023學(xué)年七年級上學(xué)期期中數(shù)學(xué)試卷【含答案】

rU2022-2023

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1.Mflrat??.bUiJ^A/?SMnrt^()

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MO

A.2B.1C.OD.-1

2.-2?ùW6<jffl>!xW()

A.--B.7-C.2D.-2

22

3.^AOBéWWèit?OK#,M^^AOB?ü?^()

A.60°B.75°C.120°D.150°

4.()

A.ZADE'^ZDB.ZABC^^ZB^

C.ZABC^XACB^-'f'fijD.^BACW^DAE^fa-^%

5.>-?'JH?R,±üR.?RWH^?^S|J^45O,45°,90°,

?J7-j3O°,60°,90°,&?15°,?55°,?75O,@105°4b()

A.?@B.?@@C.(2)?@D.?@@

6.T?iJi?MlEWj^()

A.34.5°=34°5'B.90°-23°45'=66°15'

C.12°34'x2=25°18'D.24°24'=24.04°

7.()

45

A.(-1-2)2B.3x(--)+-C.-524-(-5)3D.(-1)2023

54

8.(WTmr-a,

mwftwm<)

———HEàB

0.230.05-0.31-0.10-0.15-0.030.28

A.M—B.MHc.MàD.MB

9.?tfratZAOD=ZBOC,^ZA(9B=100°,ZCOD=40°,?ljZBODffim()

O

A.100°B.40°C.30°D.25°

io.e^±^75?W?iolo#,Mit20W,()

A.75°B.120°C.135°D.150°

A.5B.-5C.1D.-1

12.TJlJlWf1:?ZAOC=±ZAOB-,?ZAOC=ZBOC;?

ZAOB=2ZBOC;?ZAOC+ZBOC=ZAOB,fa&Füt?WCMZAOBéI<l?￥4HilW()

A.14B.24C.34D.44

13.JüiJi+W^a+^^^nTf^()

A.15°B.36°C.60°D.75°

14.5W,Wn,^?tn4l’s]i6:(X)H4,I^-IOIJI&M^WI'O11:00,B

SflWM?m-Affl^s^êamiH-jii:oo~i8:oo?ê@rtM-ww^MTS,

()

A.12:00B.15:00C.17:00D.19:00

15.b,=piij?,h,()

a+1h-2c+3

A.c<a<bB.c<b<aC.a<b<cD.b<c<a

16.^5'-WlE^?éIü“F”isM:F(n)=5n+3.F(n)~(M

'Kk^F(n)^mE^\........,WWiéWXWMfflff,?,m?=20,JüüisWM^

SJTRH:^?=3,KlJM2023^F’’iOW^M()

A.3B.9C.18D.48

17.MPOJASWI,^AP^3PB,

ft&éKj-imOcm,üW-7-cm.

^#“+”“-”“x”“

19.WSüU^l,M?E-j-^3=.-1,

?n^a,=2,a^a,?^.??MtOJüC,?4>?3fitOJüC,.......,ffi?,?s=_,?6=_,

a2O23~__

H.

20.(1)itW:-lx3+2x(l-4);

,27

(2)itW:27+(-3)2+9x[-+(-—)].

21.B&:b,cttjfàfc?.-,?tttl.^^-r+^+c-l)2023-!^.

22.(i)ZMAB,gra?CR^M,^^^AB^?^C,?

AC-3AB-,M5êKfiOlJ￡Z),BD=2AB.

(2)?(1)^J?lfililiWS^-A^aCDW+?Ai?ii?-f^f?]#-i^0Jiaié.

(3)?(1)^?BC=8cm,

AB

23.(1)(ffl“<”“>”^“=”iMS).

?I+2|+|-3||(+2)+(-3)|;

(2)|-2|+|-3|l(-2)+(-3)|;

@|0|+|-3||0+(-3)|.

(2)a(1)W?±,

?^l?,b(iM“l(fā)?]-^”^“#-^”)$f,<|?|+|6|>|a+/?|;

?'^a,b)ff'bWla|+|6|=|a+^l;

?^<7,b't’Si'b'W—0Ht,^|a|+|è|\a+b\.

-ê-Z,Xt7piW^fl,b,Wl?l+I^ll?+/7|.

(3)iWM^fh^kl+2O23=|x-2O23|0t,x|W{êf?ffl.

24.B&llZA(9/?=20°,OCw?ZAOC==60°,OM&ZAOB1W

ON^ZAOC^^m^W),ZMONW^/h.

25.fêZBOP=68°,W~t￡

fi?H?R(^OAZ=90°)(KjM?Tr??*?.^0^,KMAH?R?M^AZ??<J±^.i￡

ZBOAf=M°(0<M<90).

(1)A71=30Ut,XZPONi?tk'h

(2)AOPW#/.MONHt,?éW;

(3)A?*68Ut,AAONZPOM'M'MUAAAON2gZPOMK“

XMW?WR,i$A22°,W&,iitW^

￡￡4"^#:

A|??i??ut,^AON-Z.POM=22°-,

A??^?___Ht,ZAON+APOM=22°.

26.885ê:$112+2+2,(-3)H-(-3)H-(-3)H-(-3).

^tbWW^WmA,2=2=2?ft2*’*,W‘2ft<?3ftA”;?C(-3)=(-3)^(-3)+(-3HBft

(-3)*4*,M“-3èùM4/^A”.

—M,tEa*a*.....?41,a^o,n..3,

n^a

(l)a^^HJ,ilW^>:2*’*=,(-3)*4*=,(-j)*5*=;

(2)^^-(1)rpaùisM,?mfam$nT:

?AM)oALUTra^M^wa^iêK-^,?

?gtSMfflRSM(?-2)iAA;

?iéMW^AtféK