ĿД(sh)W(xu) (li)Դ2016㽭ݞI^(q)пģ(sh)W(xu)ԇ棩 }ͣx}
DijС^(q)Ҏ(gu)һ(g)L(zhng)AD=40mAB=26mľΈ(chng)ABCDlͬӌͨDӰ֣ʹЃɗlcABƽһlcADƽಿַNֲҪʹÿһKNֲݵĈ(chng)e144m2O(sh)ͨČȞxmt(j)}еķǣ
A40x262x=1446
B402x26x=1446
C402x26x=1446
D40x262x=1446
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ĿД(sh)W(xu) (li)Դ2016ÏVֲhпһģ(sh)W(xu)ԇ棩 }ͣ}
ijW(xu)(x)СM31ŮMһκW(xu)(x)_(ki)ʼM(jn)гɹչʾ
1SC(j)ȡ1ͬW(xu)Ϊ(d)չʾôŮչʾĸʞ
2SC(j)ȡ2ͬW(xu)ͬչʾͬĸʣ
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ĿД(sh)W(xu) (li)Դ2016ÏVֲhпһģ(sh)W(xu)ԇ棩 }ͣx}
DCDǾABϵăc(din)DǾACc(din)AB=10cmBC=4cmtADL(zhng)飨
A2cm B3cm C4cm D6cm
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ĿД(sh)W(xu) (li)Դ2017üL(zhng)У{(dio)гϣһ¿(sh)W(xu)ԇ棩 }ͣ}
֪2P(gun)xķx22mx+3m=0һ(g)@(g)̵ăɂ(g)ǡǵεăɗl߅L(zhng)˵εL(zhng)
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ĿД(sh)W(xu) (li)Դ2017üL(zhng)У{(dio)гϣһ¿(sh)W(xu)ԇ棩 }ͣx}
2xx+6=5x+6Ľ飨
Ax=6 Bx=
Cx1=6x2= Dx1=6x2=
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