٥륯åĥ
äƤ礳äȽ٤ޤ
ʿԻշ濴ϤȤơä25ʬСǡ43ʬѡǤȤꡢ£СǡģѤƱʬСѤˤʤޤ
СѤ줾줫£ĤޤǣäʿԤǤУҡңѡСǣϡϣѡǡ31Ȥʤޤ
ʤߤ˻ȤϡǽĤԥߥåɷ׷Ǥ
317ڡ 0:16:06 44267
ǯ
Ф᣹ΤҤǡѷι⤵򡢣ˤơСѤʿ¤٤ȡ
Уҡᣳңѡᣱ
⤦ΣƤڤޤΤǡ

ʿԻշĹѤƤ⡢Ĥ뤤ϲ򿭤ФƤ̤Ƥ⡢
ѤΨڤӡľˤĹѤʤΤǡѷñä

317ڡ 10:28:29 44268
⡼ޥ
(5-3.5)/(4-3.5)=3
¨ ^^;v 317ڡ 0:26:13 44269
ϥ饮㡼ƥ
Ϥ褦ޤ

Ǥ
317ڡ 2:45:35 HomePage:湩ؤ˥44270
Ȥ
ɸA(b,c),B(0,0),C(a,0),D(a+b,c),P(d,10/a),Q(e,c-8/a)Ȥ
ľAP,DQʬBCȤθ򤽤줾E,FȤ
APB=AEB-PEB=Exɸ*(Ayɸ-Pyɸ)/2=2
DQC=DFC-QFC=(Cxɸ-Exɸ)*(Dyɸ-Qyɸ)/2=3 d,eõ
P,QľPQǤľBD:y=c*x/(a+b)ϢΩƸRޤ
(Pyɸ-Ryɸ)/(Ryɸ-Qyɸ)XMaxima

rhs(part(solve(0=(10/a-c)*(x-b)/(d-b)+c,x),1))$
rhs(part(solve(0=(8/a)*(x-a-b)/(a+b-e)+c,x),1))$
rhs(part(solve(%o1*(c-10/a)/2=2,d),1))$
rhs(part(solve((a-%o2)*(8/a)/2=3,e),1))$
rhs(part(part(solve([y=c*x/(a+b),y=-(10/a-c+8/a)*(x-%o3)/(%o4-%o3)+10/a],[x,y]),1),2))$
factor((10/a-%o5)/(%o5-(c-8/a)));3()
˭ԡ 317ڡ 3:33:33 44271
ϺĹ
˹⤵λѷ񤤤ơͤ褦Ȼפä顢ñФƤޤäʤȤãʤɡ˻顢ޤ
317ڡ 8:56:58 44272
̴
#44272ϺĹͤƱĹü첽PR=RQ=֤
ܣᣴѷ飴ݣ᣷򤭡ᣳᣱ
äơܤȤޤĤǤ͡
ٻΤ桡 317ڡ 9:28:44 44273
ǯ
ߤޤ#44268ν񤭹ߤ³Ǥ˵ܤ褦
ʿԻշĹѤƤ⡢Ĥ뤤ϲ򿭤ФƤ̤Ƥ⡢
ѤΨڤӡľˤĹѤʤΤǡǹͤ롣
Ϲ⤵ˤʤΤǡѷѤбơ⤵򣲡Ȥ롣
СѤ¤ʿơ£ĤȤθ򡢣͡ΤȤȡ
ͣСᣵݣᣳΣѡᣴݣᣱУҡңѡͣСΣѡᣳ
#44272ȥ֥ޤ͡ʤ

317ڡ 10:32:18 44274

ĤΤ褦ˤdzǧƤ褦Ȥ顢Ǥ줺ʤȤꤢDzƤơƹͤ褦ȻפäƤ줳äƤ⣳򸫤ȼʬ̾ܤäƤޤʤޤʬϥߥǤ礦Ϥݤ
ϲͤƱü첽ĹѷʰǶƤʷǤͥåȤäƥۥȤǤ͡ޤDzǤƤꤷޤ)Ƥߤޤ
317ڡ 11:10:24 44275
ߤ
޷̤˳ꤷˤʤϰʤΤü첽ƣϣˡȹͤ
£ãĤУҤϣ£äʿԤȤƺޡ

ޡȼΤ褦񤫤ȡü첽Ф뤬
Ǥʤ褦˿ޤ̤˷ޤ褦ʾ郎ͿƤ뤳Ȥ¿ʤ
ҷλȡü첽ФƤۤȤɲʤǤͤ
317ڡ 12:38:33 44276
uchinyan
Ϥˤϡơϡ
ࡤפ֤ʿ̿޷DzƤäƤޤޤ
츫ü첽Dz򤱤ʤȻפäΤǤϤ館ƤФͤΤǤޤ
ɡABCD APB ι⤵ 2CPB ι⤵ 5CQD ι⤵ 3AQD ι⤵ 4
ü첽Ʋ򤭤ޤ
ǼĤɤˤ⤦ͤޤ
317ڡ 13:11:40 44277
Τ
ʿ޷䡪ȥƥ󥷥󤢤
ü첽Ǥ
ʤޤäƤʤĤ⤦ͤƤߤޤ
̧̻ԡ 317ڡ 13:28:33 44278

ˤϡ
http://www.fastpic.jp/images.php?file=8071197661.jpg
٥륯åĥƱˡȻפޤ
ü첽Ƥ빽¿ΤǤ͡
٥륯åĥΤȽʣˤʤޤ(Ǥ줷Ǥ)ǥåפƤߤޤ
317ڡ 14:41:47 44279
uchinyan
(ʤɤΤǤŪꡤޤ)

ü첽ȤˤʤäƤꡤۤߤǤʤΤǤΤʡ
⤦򤤲ˡϤʤΤʡ

P BCAB ˿򲼤­ HIQ DADC ˿򲼤­ JK
P ABBC ʿԤ BCAB Ȥθ STQ DCDA ʿԤ DADC Ȥθ UV
Ȥޤ
TBSPUQVDABCD ʿԻշʤΤǡPHSPITQJUQKV Ϥ줾Ǥ
ˡPS BD θ EQU BD θ FȤС
ES BS ȤʿԻշ FU DU ȤʿԻշʿԻշABCD Ϥ줾Ǥ
ǡ
PSESQUFU = PS(SB * AB/BC)QU(UD * AB/BC)
= PS(PT * AB/BC)QU(QV * AB/BC) = PH(PI * AB/BC)QJ(QK * AB/BC)
= ((CPB * 2)/BC)((APB * 2)/AB * AB/BC)((AQD * 2)/BC)((CQD * 2)/AB * AB/BC)
= CPBAPBAQDCQD = 5243
RPE RQFꡤ
PRRQ = PEQF = (PS - ES)(QU - FU) = (5 - 2)(4 - 3) = 31
ȤʤäơPR RQ 3 ܤˤʤޤ
319ڡ 13:54:12 44280
uchinyan
ǼĤɤߤޤ


ʲεҤϡ⤽ϻ伫ȤٶΥ˲᤮ʤΤǤ
޳ѤʤΤǤͤޤǤˤȻפäƸΤǤ
Ȥ⤢äơˡʬϻ F.A.Q. ΡֻϰϡפεҤ򻲹ͤˡ
ĿͤǤиǼŪ˹ԤäƤΤǤäơҴŪʤΤǤϤޤ
ޤǤ⤴ͤǤ餺

֤ηвȤȤˤʲˡФƤޤ
ü첽Ǵñ˲򤱤ƤޤΤΡʤʤ̣Τ뤤Τ褦Ǥ

#44267#44269#44279ޤ#44285
AC BD θ OBP αĹDQ αĹ AC θ P'Q'ȤPRRQ = P'OQ'O 򼨤Ʋ򤯲ˡ
#44279οޤ򸫤ơǤȻפޤĿŪˤϤʤʤ񤷤Ǥ򤤤Ǥ͡

#44268#44272#44274#44275#44276#44277#44278#44284#44298
ü첽ˤˡ
ü첽ˡϤȤꡤǤⶽ̣⤽줬ŪʲˡλˤʤäƤ褦Ǥ
̤ȡ
#44272ʤɤΡABCD ˤü첽#44280#44283ʤɤΰŪʲˡˤĤʤ뤫
#44298ΡABCD = 14 cm^2 ˤü첽#44267¾#44297ʤɤΰŪʲˡˤĤʤ뤫
ȤäǤ礦

#44280
PQ ʿԻշABCD դ˿򲼤ޤʿԤơȤäƲ򤯲ˡ
ü첽򤽤ΤޤʿԻշ˳ĥ褦ʲˡǤ

#44283
P AB ʿԤ BCBD Ȥθ ST Ȥ
Q CD ʿԤ ADBD Ȥθ UV Ȥ
ѷǡAPB = CTBCQD = AVD򼨤Ʋ򤯲ˡ
ʤۤɡʬ䤹ƤǤ͡
ĿŪˤ#44280򥹥ޡȤˤݤޤ

#44297
P ̤ AC ʿԤ ABBCBD Ȥθ EFS
Q ̤ AC ʿԤ ADCDBD Ȥθ GHTȤơ
ESPSHTHQ = 3.51.53.50.5 = 7371ƳƲ򤯲ˡ
ʤۤɡ򤤤Ǥ͡
#44267ʤɤȾƤޤäʬ䤹ʡ

#44271#44273#44287
ؤˤˡ

#44270
ˤˡ
320 12:23:41 44281

#44279 οޤβ3ܡ
PS=SQǤǡ
٥륯åĥζĤR򶴤׷λѷ
OP:OP'=OQ:OQ'ѤƵΤǤ
տ餤øˤʤäƤޤ(^^;ߤޤ
ޤm(__)m
317ڡ 18:10:50 44282
ma-mu-ta
񤭹٤ʤޤ֤;͵ʤäΤǡѷѰưǤ

PABʿԤBCBDȤθSTȤ
QCDʿԤADBDȤθUVȤޤ
TATCVAVC򤽤줾Ӥޤ
APBȢATBϡAB̤ǡ⤵ΤǡAPBᢤATB
ATBȢCTBϡBT̤ǡABDᢤCDB⤵ΤǡATBᢤCTB
äơAPBᢤATBᢤCTB ȤʤꡢPSTSᢤCPBCTBᢤCPBAPB52
ƱͤˤơCQDᢤCVDᢤAVD ȤʤꡢQUVUᢤAQDAVDᢤAQDCQD43
PTR梤QVR ꡢPRQRPTQV(PSTS)(QUVU)(52)(43)31
äơPRRQ3
ޤϤ
https://db.tt/RgfP1rdk
318ʶ 0:58:12 44283
ˤ⡼
ǶǯǡŻε𤬸ȤȤǤޤ
󥸤ڤߡ
ϡʤ⡩˼ƻ⤷ʤɡü첽Ʋ򤭤ޤ
ʿԻշ£ãĤĹˤơУѤĤӣ£äʿԤˤʤ褦ꤷޤ
ޤΤǡϤޤٽ񤭤ޤ
318ʶ 2:12:10 44284
uchinyan
#44281
#44267#44269#44279
AC BD θ OBP αĹDQ αĹ AC θ P'Q'ȤPRRQ = P'OQ'O 򼨤Ʋ򤯲ˡ
Ǥ򤤤ȤϻפΤ¾βˡ٤Ⱦ䤳ޤ
ͿƤޤʸϤdzƼǺƹۤϤǤȻפޤ
ΰˤʤСȻפʤκƹۤ񤤤Ƥޤ
̯˰פʤʤȻפĽ⤢Τǡɬפ˱ƽ­򤪴ꤤޤ

AC BD θ OBP αĹ AC θ P'DQ αĹ AC θ Q'Ȥޤ
AP'P'C = APBCPB = 25AQ'Q'C = AQDCQD = 43
AOCO = 11 = 3.53.5P'OQ'O = (5 - 3.5)(4 - 3.5) = 2.50.5 = 31Ǥ
ˡAPB + CPB = 2 + 5 = 7 = 3 + 4 = CQD + AQDBAC = DACPAC = QAD
AC PQ θ S ȤȡPSQS = PACQAC = 11Ǥ
ǡPQ AC ˿򲼤­ HI ȤȡPSH QSIPH = QIǤ
ˡBD AC ˿򲼤­ JKȤȡBJ = DK ʤΤǡ
BP'PP' = BJPH = DKQI = DQ'QQ'BPBP' = DQDQ'ޤ
ǡPQ AC ʿԤ BD Ȥθ UV Ȥȡ
BPU BP'ODQV DQ'OPUP'O = BPBP' = DQDQ' = QVQ'OPUQV = P'OQ'O
RPU RQVPRRQ = PUQV = P'OQ'O = 31Ȥʤäơ
PR RQ 3 ܤˤʤޤ
318ʶ 12:57:47 44285

#44285
uchinyan
ܺ٤ʲ⤢꤬Ȥޤ
ȤƤʬ䤹Ǥ
ˡȤǤϤʤǤ
Ѥ餺ʤΤΤˤϷ礱ޤ
uchinyanβ˱äޤŽäƤޤ

http://www.fastpic.jp/images.php?file=4995449694.jpg

ʤˤ֤󤽤äΤǤȤս꤬ޤ餴Ŧꤤޤ
̵ѤĹʪȻפ줿ˤϤ䤫ޤ夦ޤm(__)m
318ʶ 18:36:21 44286
ֿء׾ι
⹻Υ٥ȥα齬ȤƤ礦ɤȻפޤ

BP,DQαĹACȤθ򤽤줾졢P',Q'Ȥ
AP':P'C=2:5,AQ':Q'C=4:3ˤʤޤ

ǡP,P',Q',Q̤ꡢABʿԤľADȤθˡ
I,J,K,LȤAD=1ȤȡAI=2k,IJ=2/7-2k,KL=3/7-3k,LD=3k
֤ȤǤޤʢPAB:QCD=2:3ͤޤ

顢PʬBP'2k:(2/7-2k)ʬȤʤꡢ
٥ȥAPʰʲñAPȽ񤯤Ȥˤޤˤϡ
ʬΰ֥٥ȥθˤꡢ׻ȡAP=(1-5k)AB+2kAD
QˤĤƤƱͤˤơAQ=4kAB+(1-3k)AD Ȥʤޤ

椨ˡRʬPQ(1-u):uʬȤȡ
AR=uAP+(1-u)AQ=š={4k+(1-9k)u}AB+{(1-3k)+(-1+5k)u}AD
ʤꡢRгBDˤ뤳Ȥ顢μη¤
ʤΤǡ{4k+(1-9k)u}+{(1-3k)+(-1+5k)u}=1
ʤk+(-4k)u=0 äơu=1/4 äơPR:RQ=3/4:1/4=3:1

ʾ塢k˰ͤ餺椬ˤʤ뤳ȤǼǤޤ
318ʶ 18:58:02 44287
⡼ޥ
ޤŽäƤߤȻפΤǤ^^;
ɤʤޤ򥢥åפˡ򶵤ĺޤǤ礦
m(_ _)m
¨ ^^;v 319ڡ 0:28:06 44289

⡼ޥ󤵤
ξϡޡȥե󤫤黲äƤΤǡ
οޤμ̿򻣤äơfastpic Ȥ̵åץɥȤѤƤޤ
⤷⤳ˡǤ⡢ܺ٤ˤ̣ޤޤޤ
¾ʿ̤Ƥޤ
̤ˤϤȤ¤Ǥ(^^;
⡼ޥ󤵤ϡ¿ʬѥ󤫤Ǥä㤤ޤ͡ġ(>_<)
319ڡ 2:06:22 44290
⡼ޥ
Jޥͤ ^^
®ˤޤƤ꤬Ȥޤm(_ _)m
but...饱ΤޤޤΥʤʤΤǤơ^^;;
ȤĴ٤Ƥߤޤäå ^^
¨ ^^;v 319ڡ 8:21:28 44291
JޥޡPC
⡼ޥ󤵤

fastpic ϡ饱ľܤΥåץɤϤǤʤ褦Ǥ
֤ޤ
⤷PCΥ᡼륢ɥ쥹򤪻Ǥ顢
饱ǻƤ̿PCΥɥ쥹Υ᡼źդ
PCǼźեեPC¸
PCǤfastpic ΥȤǤΥե򤷤ƥåץɡ
ɽ̿򥯥åĤŤơ礭ɽƤȤURL
ηǼĤŽդƤߤȡޤ⤷ޤ
ˡμ̿ǤϤʤʤ錄Υ饱ǤϤʤΤDz¤μ̿ˤǤŽդƤߤޤ͡

http://www.fastpic.jp/images.php?file=8450278288.jpg

ѤΥѥɤꤷƤʤΤǤΤޤƤĤޤƼϤ
319ڡ 9:39:28 44292
JޥޡPC
ѤPCǤϡ̿ȸƤޤ
ϻƻĴǽʤΤȻפޤʾܤʤʬ餺ߤޤˡ
¿֤ޤˡǤοޤǤ
Žդ뤳Ȥǽʤ褦Ǥ
ͤˤʤйǤ
319ڡ 9:44:37 44293
JޥޡPC
٤⤹ߤޤɿǤ
饱εˤäƤľܥåפǤ뤫⤷ʤΤǡ
Ф
ۤɤΥ饱Ϥ֤󤿤ӡפʤΤǵǽ̤뤫⤷ޤΤǡ
319ڡ 9:55:53 44294
uchinyan
#44286Jޥޤ
ޤ򤢤꤬ȤޤϤޤȤǤ͡
319ڡ 14:03:42 44295
⡼ޥ
Jޥޤ ^^
ǫͶƳ̻ˤǤ
åפƤߤޤ^^
ttp://www.fastpic.jp/viewer.php?file=1042059749.jpg
⤷ʤʤ^^; Orz
¨ ^^;v 319ڡ 18:36:01 44296

P̤ꡢACʿԤABBCBDȤθEFSȤQ̤ꡢACʿԤADCDBDȤθGHTȤޤ

APB+CPB=CQD+AQDABC=CDAʤΤǡPAC=QACȤʤꡢPACȢQACι⤵ʤޤ

PʬEFESޤǰư뤳ȤͤޤȡưΥ㤷ơAPBѤޤޤES:EP=3.5:2Ǥ3.57/2ˡES:PS=3.5:1.5ƱͤˡHT:HQ=3.5:3ǤꡢHT:QT=3.5:0.5
ǡES=HTʤΤǡPS:QT=1.5:0.5=3:1

RPSRQT椬3:1ʤΤǡ3:1
319ڡ 20:50:47 44297
ޤ륱
Ʊ褦ʲΤäʤäΤǡ٤Фʤ顢
ʿԻշѤü첽Ƥߤޤ
Сҡѡ侤Ӥޤ
320 0:24:42 MAIL:take4310@mobile.email.ne.jp 44298
Ф
ޤ륱󤵤󡣲
321ʷ 19:48:28 44299
٥륯åĥ
#44285uchinyan
äȸƤߤޤӤ­ȡɤѤƤȤ򸫤ȻΤȤϰ㤦褦Ǥ͡褯ɤǡβˡľƤߤޤ
323ʿ 7:23:06 44300
٥륯åĥ
ǽ³ǡ
СѤ줾줫£ĤޤǡäʿԤθСɡѡɤȤޤ
УҡңѡУСɡѣѡɡʺ׷
УСɡѣѡɡСǣϡѡǣϡ31ʣ£СУСǡģѡѣѡǤʤΤΥԥߥåɷ椬Ʊ
ʤߤ˥ԥߥåɷϡѷ£УСɤȻѷ£СǣϡѷģѣѡɤȣģѡǣϤǤ

ޤʤȤʤƤ⡢ü첽ǤƱʤΤü첽ǡȤΤΤ˰ִñǤ͡
323ʿ 0:15:11 44301
uchinyan
#44300#44301٥륯åĥ
ʤ򤢤꤬Ȥޤ

ȡŪˤƱǤ

¿ʬۤ餫ʤΤά줿Τ BPPP' = DQQQ 򥭥ȼȡ
κݤ˰Ǥ#44279ƳƤʸȤäȡ忷ڤʸɲäȡ
ʤɤǡäƸǤ礦
323ʿ 15:09:22 44302
Mr.ǥ
ϡü첽ˤꡡ3ܤȤΤǤŪʾβˡǤԡ
ʴդȤϤʤʤä
ma-mu-taΡ#44283餷Ǥ͡ʤˡɼ
323ʿ 22:50:58 44303
٥륯åĥ
μ㤦ǹͤƱȤȤǤ礦
ˤƤ⡢޷ʸǽ񤯤Τɤ򤹤ΤѤǤ͡
323ʿ 22:50:17 44304
ˤ
Ԥ˹ԤΤݤˤĤޤ(T_T)
323ʿ 22:53:28 MAIL:nikotan@fat.coara.or.jp 44305