2023-2024学年安徽省合肥五十中天望岳校区八年级（下）期中数学试卷.pdfVIP

EE()

,3,30)

1,(3)372-6z-9=0()

46;3;9B.3;-6;9C3;6;9D.-3;6;9

2,6A),()

aB.©.D.V27

aftv3voV27

3.GF)V5z,z()

AndBor5Czs5D,zz5

4.()zz?-mz-6=0-2,m()

AQ3Bo2SC34D314

5.(3),20239261226,632,1105

,r*,()

A,105+105(1+z)+105(1+2z)=632B.105(1+2)2=632C105+105(1+2)+105(1+2)2=632

D.1+(l+zj+(l+zj2=632

6.(35)

()

A,^A4BC4B=5,4C=12,BC=13

B.^4BCc=10

C.^4BC,9,40,41,4BC

D.,V3V4V5

7.BA)BX:cz2+iz+c=0(az0)o+i+c=0,;

jRriz+c=0(az0)o-i+c=0,,:

,()

A.B.0C.0

D.

0

15

|m

mi

8.GA)MB,ZAABCH,AB2AC=5,BO=6,AMABCHPR,MNLACFAN,A

MNS#()

9.(35)z(a-2)z2-8z+6=0,()

AlBQC3D4

10.(3)LAWSAHRR90cmHARLRRISEFSHIRABI60cm,L00emARRIFAMTABSAE

,()

A,80cmB.V13600cmCs0cmV13600cmD.60cm

=.PROBE,SHMBNGR(M37,2159)

1.(3

):2V3shy.temcm)

ak

2.39)VQ[V8,Ma=

3.8B)m,n?+z-3=0,m2+2mtn=

4.89)^4B

C,54V511,

5.(3),EAABCH,BAD,BEBRFARO,BAD=BD,Bi

AE=2,(1)Al

(Q)ERDE,ADERALBEC,DE-

OMSRADNER(3557)

2|15

1.8)oH

(ovatv2-+V8)VB:

eyV52)?+(VB+VE+3).

2(89)(Dazz6z*l*0()

rtrDirz

mom)15

A