ߡ
޷Ω뤫ɤͤƤ롣
ޤ褯狼ʤ
93ڡ 0:05:34 MAIL:amimorisama@hotmail.com 34987
Taro
ƬοǤƤޤorz
ˤPC 93ڡ 0:08:08 34988
ߡ
¿Ω
93ڡ 0:09:59 MAIL:amimorisama@hotmail.com 34989
searial
ԤIDpassƤʤäǼʬְäƤȤ⤿ʤ
93ڡ 0:41:51 34990

Ǻ72㤦Ǥ͡
㤦Τˡ

AC=BD=Ȥ
ABEDΤ줾αĹθTȤ롣
ѴطĴ٤ƤȡBT=AE=ATʬ롣
äơCE=+-=
äơCED=3ѡ2ʬΤǡ
CPE=3*3/(3+7)=9/10(ѡ2)
93ڡ 0:55:07 34991

#34991
åäƤʤȤ轵ΤޤޤʤΤǡ
Τ褦ʾ֤λˤϡϤФޤ礦
ŷϿ͡ 93ڡ 1:06:26 34992
ޥ
ߥޥ󡢹򤷤ơʴ˴λȻפäƤ˿ƤޤäƤޤ..m(__)m

IDȥѥɤι˺ƤޤäƤȤˡۤɵơƺŤޤޤ...
93ڡ 2:35:43 34993
̤ꤹ
˥ץǤ͡
ФջѷλȤΤäǤ
93ڡ 2:37:14 34994
baka
B,DľAE˿򤪤­򤽤줾BDȤ
BDBDBCBD1114ʤΤ
CDBD3:14 äCEBD3:7
CPE梤DPBʤΤCPPD3:7
äƢPBD77/10 ʤΤǢCPE49/109/499/10
93ڡ 3:04:53 34995
Ȥ
CE:BD=3:7
гˤꡤCBDEʬ䤵줿4Ļѷϡ
CPE:CPB:EPD:DPB=(33):(37):(37):(77)
=9:21:21:49

BCD=CPB+DPB=7(cm^2)Ǥ뤫顤Ѥϡ
7(21+49)9=0.9(cm^2)
93ڡ 3:44:58 34996
Mr.ǥ
B,DľAE˿򤪤­򤽤줾B',D'ȤȤ
AC[11] Ȥ ABCBCD117 ꡢ BD[7]
CE2*C'D2*(B'D'B'C)2*(BDB'C)2*([7][11/2])[3]

椨 CBEᢤABC(3/11)3 cm^2)
ޤCPE梤DPB ,CEBD37ꡡ
CPEᢤCBE(PE/BE)3(3/10)9/10cm^2
93ڡ 7:59:39 34997
⡼ޥ
...ī줿
줺...ǤϤƤޤ...̾ܤäƤΤ...ǼĤĴȤۤäƤޤ...^^

Mr.ǥƱǤ ^^
3*(3/(3+7)=9/10
93ڡ 8:50:16 34998
abcba@jugglermoka
CEDʿԤθFȤ롣ѷCBFѤ11-7=4(cm^2)ǡѷCFDCDEϹƱʤΤǻѷCDEѤ7-4=3(cm^2)
顢ѷABC:ѷCDE=11:3ˤˤʤΤǡ
ѷCPE=33(7+3)=9/10(cm^2)Ȳ򤭤ޤ

ɿ:ǻѷABCѤN+MѷBCDѤNȤС
ѷCPEѤ(N-M)^(2)/(2N-M)Ȥʤ롣
N>MȤ롣
93ڡ 9:19:44 34999
abcba@jugglermoka
\34999
䤽θFȤ
BDȤθǤ˺ޤ
93ڡ 9:21:50 35000
λȼ
Τ̷Ǽġġ

ܤʥܥϼʬβ򤬴ְäƤȤФפäƲ٤ľ
빽ñɡ˷꤬Τȡʬβį뤳
֡ġ

פ֤ˤͥæѤƥꥢ륿ǻáǤäѤ̲
Ĥ˥ܡäȤƤΤǡβ򸫤̾ФƤ뤷ġ

Ǥġ

93ڡ 9:27:55 MAIL:zerostar_2008@mail.goo.ne.jp 35001
Mr.ǥ
#35001
국ҥߥߥ⤿ޤˤϤȤȤˡڤǤޤ
ǶϸڤǤʤƤ괺ȻפΤƤơƸƤƤޤ

ƥȤʤɤǤϸڤǤʤΤߥߥ򸫤ĤΤϤȡä
ФɤǤ礦
93ڡ 12:17:01 35002
ޥ
ߤޤԷǼĤߥʤȤ˺ˤˤꡢ¿ˤǤ򤪤ޤѿޤǤm(__)m

#35002Mr.ǥ
äƤΤѤ꤬ΤǤ¦λȤƤϡ֤ääפȤȤǼȤǤȤϻפäƤޤ󡢤虜虜Ťʻ֤ȤäƻäƤƤΤ...
äդޤ뤳Ȥޤ¤Ǥ꤬Ȥޤ
PowerBook 93ڡ 12:36:03 MAIL:masaru-y@sansu.org HomePage:Men @ Work35003
uchinyan
Ϥˤϡơϡ
ǽ򸫤ƬࡩޤǾޤǤޤä顤ʲˡפĤޤ

(ˡ1)ǽ˻פĤˡǤ
B DCDE ʿԤ AE Ȥθ FG Ȥޤ
ȡFBDCGBDE ʿԻշʤΤǡCBF BCD ȡBFG DCE ȡ줾ƱջѷǤ
ơջѷоꡤBACBFG B AE ˲˴ؤоΤǤǡ
BCG = BAF = BAC - BFC = BAC - BCD = 11 - 7 = 4 cm^2
DCE = BFG = BAC - BAF - BCG = 11 - 4 - 4 = 3 cm^2
ǡCE//BD PCE PDB ʤΤǡCPPD = CEBD = DCEBCD = 37 Ȥʤꡤ
CPE = DCE * CP/(CP + PD) = 3 * 3/(3 + 7) = 3 * 3/10 = 9/10 cm^2 ˤʤޤ

(ˡ2)
BD AE ˿򲼤­ HI Ȥޤ
HBDI ĹʤΤ HI = BD Ǥ
ǡջѷ AH = CHCI = EI ʤΤǡAE = HI * 2 ˤʤꡤBDAE = 12 Ǥ
ơACBD = BACBCD = 117 ʤΤǡCEBD = (AE - AC)BD = (7 * 2 - 11)7 = 37 ˤʤޤ
ˡCE//BD PCE PDB ʤΤǡCPPD = CEBD = 37 Ȥʤꡤ
BPD = BCD * PD/(CP + PD) = 7 * 7/(3 + 7) = 7 * 7/10 = 49/10 cm^2
CPE = BPD * PC/PD * PC/PD = 49/10 * 3/7 * 3/7 = 9/10 cm^2
ˤʤޤ
ʤפޤȾϡ
DCEBCD = CEBD = 37 ꡤCDE = BCD * 3/7 = 7 * 3/7 = 3 cm^2
CPE = DCE * CP/(CP + PD) = 3 * 3/(3 + 7) = 3 * 3/10 = 9/10 cm^2


(ˡ3)
A ED ʿԤ BD B ؤαĹȤθ J Ȥޤ
ȡAJDE ʿԻշǡAJ = ED = CDBA = BC
CBD = 180 - BDC * 2 = 180 - DCE * 2 = CDE
BAJ = EAJ - BAC = EAJ - BCA = JDE - CBD = BDE - CDE = BDC
ʤΤǡBAJ BCD ȹƱջѷǤ
ǡAE = JD = BJ + BD = BD * 2BDAE = 12
Ȥʤꡤϡ(ˡ2)ƱǤ

(ˡ4)
BD ˴ؤ CBD ޤ֤C ΰư K Ȥޤȡ
ABC = 180 - BCA * 2 = 180 - CBD * 2
ABK = ABC + CBD + KBD = (180 - CBD * 2) + CBD + CBD = 180
ĤޤꡤABK Ʊľˤޤޤ
EDC = 180 - DCE * 2 = 180 - CDB * 2
EDK = EDC + CDB + KDB = (180 - CDB * 2) + CDB + CDB = 180
ĤޤꡤEDK Ʊľˤޤ
ǡAE//BDKB = BAKD = DE ꡤAE = BD * 2BDAE = 12
Ȥʤꡤϡ(ˡ2)ƱǤ

(ˡ5)
BC ED ʿԤ줾 AEBD Ȥθ GL Ȥޤ( G ϡ(ˡ1) G ƱǤ)
ȡGBDECLDE ʿԻշǡդ٤δط顤
ABG BCD ȡCLD DCE ȡ줾ƱջѷǤ
ǡGBLC ʿԻշդơ
CBL = BCG = BAC - ABG = BAC - BCD = 11 - 7 = 4 cm^2
DCE = CLD = BCD - CBL = 7 - 4 = 3 cm^2
ȤСϡ(ˡ1)ƱǤ
ABG BCD ˹Ʊդơ
AG = AB = BD = GE ꡤAE = AG + GE = BD * 2BDAE = 12
ȤСϡ(ˡ2)ƱǤ

ޤޤꤽ (^^;
ͥνȡ 93ڡ 13:17:44 MAIL:uchi@sco.bekkoame.ne.jp 35004
uchinyan
ǼĤɤߤޤԷǼĤߥǼ㴳κ𤬤ä褦Ǥ͡
ޥ뤵󡤤ѤȻפޤߥ򤹤Τʹ֤餷ȳڤä㤦ʤ褦˻פޤ
⡤̤ष򤱤ΤˤʤΤϤäȤǤޤƤʤǡ

ơˡǤ٤Хꥨ¿ΤǡڤʬǤ

#34991#35004(ˡ4)
AB ED αĹθǤǤ뻰ѷͤCEBD = 37 Ƴˡ

#34994
亣˥ץǤ͡
ФջѷλȤΤäǤ
Ȥޤܺ٤ʤֺСסֺѡפǤ礦 (^^;

#34995#34997#34998#35004(ˡ2)
BD AE ˿򲼤򸵤ˡCEBD = 37 Ƴˡ

#34996
ʤ CEBD = 37 Ƚ񤫤Ƥꡤܺ٤Ǥ
ФΤݥȤȻפɤʤ

#34999#35004(ˡ5)
¿ʬBC ED ʿԤ򸵤ˡDCE = 3 cm^2CEBD = 37 ʤɤƳˡ

#35004(ˡ1)
B DCDE ʿԤ򸵤ˡDCE = 3 cm^2CEBD = 37 ʤɤƳˡ

#35004(ˡ3)
A ED ʿԤ BD B ؤαĹȤθͤ򸵤ˡCEBD = 37 Ƴˡ
ͥνȡ 93ڡ 14:04:11 MAIL:uchi@sco.bekkoame.ne.jp 35005
tutor92
Ͻơ꤬ñȻפޤ
ʬȲǤ
93ڡ 16:32:52 35006
tutor92
ˡǤ͡ߤޤġ
93ڡ 16:37:58 MAIL:eb80597@gmail.com 35007
ϥ饮㡼ƥ
ĤΤ褦MATHEMATICAȻѴؿǤ
93ڡ 17:09:44 HomePage:湩ؤ˥35008
Х
ΥȤβ빽򤤤ƤޤϴñʤۤǤ͡
ޤꤴޤ
93ڡ 17:25:45 35009
ߤ餤
ޤꤵޤ
93ڡ 18:06:31 35010
Ĥ
ƴñȻפޤĤϤۤȤ
򤱤ޤΤǡ

B濴ȤơACD̤ߤͤ
αߤDBαĹȤθFȤޤ
ΤȤߤܤͳѷ
ʿκѡջѷѤ
Ѥ򸫤ĤƤȡ
ͳѷAFDCͳѷAFDE
ʿԻշǤ뤳Ȥ狼ޤ
ȤϡۤƱǤ
94ʶ 12:56:42 35011

äƤޤޤ
answer@sansu.org ǤϤʤ
masaru-y@sansu.org äƤޤޤ
פ֤λääΤܤǤ(T T)

Ȥä᡼ʸ񤤤Ƥޤޤ
äƷ̾˽񤯤ΤǤä
95ڡ 19:29:18 35012

ޥ뤵󡢴ְä˥᡼äƤޤäƤߤޤ͡
95ڡ 20:42:53 35013
Ф
ͣ򡥥ǥ#35002
Ǥ͡ޤ޴ְ㤤ϤäƤ⡢⤷򸫤ƤΤ򤯤ƤΤǤ顣Ǥ
ޥ
櫓ǤΤǤޤߤƤ
96 0:11:14 35014

ññäƤ¿ΤǼͽޤ
96 14:36:10 35015