2024-2025学年四川省成都市武侯区领川外国语学校八年级（下）入学数学试卷.pdf
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2024-2025
()
(8,4,32)
1.(4),(2,-3)z()
A,(-2,-3)B,(2,-3)C.(-2,3)D,(2,3)
2.(4)A4BC()
A,ZA:ZB:LCz3:4:5.BC=7,AC=24,AB=25C.BC:AC:AB=3:4:5
.BC=1,4C=2,AB=v3
3.(45})Vz+1,z()
A,z1B.x0Cz-1D.
4.(4),()
A.
B.,,
C.
,
5.(4),40B=30,P40B,CPIOB,04C,A
PDLOB,D,PC=4,P
D
()
-27
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6.(4),BALI,,30C,AA
1D,BD,HBDLL,,AL1=72°,2()
A,48°B.58°C42°D.18°
7.(4):,,
,.5,34
230.z,y,()
Aay=5By55yDay=5
*(32+4y=230*[8a+4y=230*[3a+4y=230*(4a+3y=230
8.(4),,4(-1,0)y,
@90*@,44()Ay
40Bx
A.(1,2)B.(1,-2)C(-2,1)D,(2,-4)
(5,4,20)
1.(4)a5,2-3a2-30,
2,(4)y=2zy=Rz+3(k,0)1,2),zz+3=2z_.
3.(4)(50(:),_.
227
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14151617
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