Ѥ
ǴĥǴޤԥ饹ȤäƤޤޤ
1022ڡ 0:27:53 MAIL:eityans@gmail.com HomePage:֥35210
Taro
ƤơľΤؤߤǽȤ褦䤯Ťޤ
̤Τ 1022ڡ 0:29:10 35211

إǤ
ץäƤOTL
ttp://keita001.hp.infoseek.co.jp/3jigenheron.gif
ߤˡ깹30ʬǡ2ιޤʤܤá
ŷϿ͡ 1022ڡ 1:45:56 35212
ߤ
ãŤϣľѻѷ
ãŤ̤Ȥѷ£äľˤʤꤽ
ȤȤͤƤäɡɤ⺬򤭤ȹͤˤäƤޤġ
1022ڡ 0:35:28 35213
⡼ޥ
äȤǤޤ...^^;
AC=15
BAC梤CEAEC=20ľѻѷ
EF^2=25^2-12^2=481
EC^2(=20^2)+CD^2(=9^2)=481=EF^2=ED^2
ĤޤꡢFAE梤DCFľѻѷ
DCFAB(=AE) ʤΤ...
뻰ѿᢤDCF*12/3=(9*20*/2)*12/3=360
1022ڡ 1:42:47 35215

ECD90٤ˤʤ뤳ȤʿdzǧƵޤ
ǵĤȡ12cm,20cm,⤵9cmľΤΰʤǤ͡
ǤϴԤǤ
1022ڡ 1:48:22 MAIL:shinya905ssn1@yahoo.co.jp 35216
Mr.ǥ
ܣãš90Ǥ뤳Ȥȡ¤ä˿£Ȥ򲼤ȤȤΩƤС
BHACE Ǥ뤳ȤΤƤԺٹʲˡǤʥꥴϵ
ǤɤΤʡ
1022ڡ 7:51:13 35217
ϥ饮㡼ƥ
Ϥ褦ޤإθǤߤޤ
1022ڡ 8:52:08 HomePage:湩ؤ˥35218
abcba@jugglermoka
Dz򤳤ȹͤƻ֤ݤޤޤɹԤ夤Τ#35215ƱǤ
1022ڡ 9:03:19 35219
uchinyan
Ϥˤϡơϡ
ɤޤǤʤΤ褯ʬޤ󤬡ʤȤ⻰ʿϻȤʤΤǡ
ʿ̾ˤʤ P ʿ̾ Q Ȥ PQ ʿ̤ȿľˤʤΤϡPQ ʿ̾ĤľȤľˤʤ뤳ȡ
ȤޤΩΤǤϡ餫פȤơ褯ȤäƤȻפΤǡ

ޤABC 345 ľѻѷǤǡAC = 15 cm Ǥ
C AE ˿򲼤­ H ȤޤAE//BC ʤΤǡABCH ĹǡAH = 9 cmCH = 12 cmEH = 25 - 9 = 16 cm Ǥ
ǡCEH 345 ľѻѷǡCE = 20 cm Ǥ
ȡACE 345 ľѻѷǡACE = 90Ǥ
ǡΩΤȤ߾夲ޤȡBDF Ϥ٤ư˽Ťʤޤʲ B Ȥޤ
ΤȤABBCABBE ʤΤ AB ݢBCE ǡABEC ˤʤޤ
ȡECABECAC ʤΤ ECݢABC ǡECBC ˤʤޤ
ϡBCE BCE = 90ľѻѷŸޤǤϡDCE DCE = 90ľѻѷˤʤäƤ뤳Ȥ̣Ƥޤ
ǡ
BCE = DCE = CD * EC * 1/2 = 9 * 20 * 1/2 = 90 cm^2
Ω = BCE * AB * 1/3 = 90 * 12 * 1/3 = 360 cm^3
ˤʤޤ

ޤʿȤС
ED^2 = EF^2 = AE^2 - AF^2 = 25^2 - 12^2 = 625 - 144 = 481
CD^2 + EC^2 = 9^2 + 20^2 = 81 + 400 = 481 = ED^2
ǡDCE = 90餫ʤǤɤ͡
ͥνȡ 1022ڡ 11:53:52 MAIL:uchi@sco.bekkoame.ne.jp 35220
Ʋ
ɤʤ̼ʹƺäƤޤˡ
8ΰۤʤa,b,c,d,e,f,g,h2«ͤˡ105̤Ǥa2ä10(Ĥޤꡢa,a,a,b,c,d,e,f,g,h)2«ͤˡϲ̤ꤢΤǤ
1022ڡ 11:22:30 35221
Taro
#35221
Ȥꤢ򤤤Ƥߤޤ

a2«ͤϻĤ8«ͤ105̤
aƱ«ͤʤa«ͤܤ7C3̤,Τ줾ФĤ4«2̤ʤΤ
105+7C32175(̤)
̤Τ 1022ڡ 11:54:09 35222
uchinyan
ǼĤɤߤޤʳǤ󡤷빽ϫʤ줿褦Ǥ

#35210#35215#35216#35219
ʿȤäˡ

#35211#35216
ľΤǹͤˡ

#35212#35218
إθȤäˡ

#35213#35217
䡦ãŤϣľѻѷ
䡦ãŤ̤Ȥѷ£äľˤʤꤽ
ȤˡΤˤʤޤ͡

#35220
ʿ̾ˤʤ P ʿ̾ Q Ȥ PQ ʿ̤ȿľˤʤΤϡPQ ʿ̾ĤľȤľˤʤ뤳ȡ
Ȥˡ
ϡ#35211ʤɤľΤؤߤ䡤#35213ʤɤκˤʤäƤȻפޤ
ΰ̣ǤϡƱβˡǤ͡
ͥνȡ 1022ڡ 13:52:25 MAIL:uchi@sco.bekkoame.ne.jp 35223
꤬Ȥޤ
#35222
Taroޡ褯狼ޤ꤬Ȥޤ
1022ڡ 12:09:30 35224
uchinyan
#35221#35222
ȡĤ a ϶̤ʤǤ͡ä顤ͤ#35222ǤȻפޤ
aƱ«ͤʤa«ͤܤ7C3̤,Τ줾ФĤ4«2̤ʤΤ
Ĥ 4 «ϡ3 ̤Ǥϡ
äơ
105 + 7C3 * 3 = 105 + 35 * 3 = 210 ̤
Τ褦˻פޤ
ͥνȡ 1022ڡ 12:18:20 MAIL:uchi@sco.bekkoame.ne.jp 35225
Taro
#35225
ְ㤤˵ŤΤΤǤ˻ŦƤޤ
𤱤ʤߥǤ()
ԤΤϤ졡 1022ڡ 13:36:35 35226
⡢꤬Ȥޤ
#35225
uchinyanޡ꤬ȤޤΤ3̤Ǥ͡

ͤȤ񤫤Ƥ褦ˡaƱΤ«ͤ٤ȡa¾«ͤ٤ʬƿ夲ȤݥȤʤΤǤ͡
1022ڡ 16:42:09 35227
uchinyan
#35226
TaroܤդΤǻפ鷺ȤƤޤޤ쥹Ǽ餷ޤ
ޤݥߥϻ褯Τǡ (^^;
ͥνȡ 1022ڡ 17:21:34 MAIL:uchi@sco.bekkoame.ne.jp 35228
̤ꤹ
ޤߤƤ颤ABCФCE⤵ˤʤꤽäƤʴǤä㤤ޤ
βҸĺơȤʤǤޤ
DCEľѤǤ뤳ȤξǤ褦ǤĿŪˤä꤯ˡߤĤޤ
ʿإϿؤʤΤǽĺơ
uchinyan
ʿ̾ˤʤ P ʿ̾ Q Ȥ PQ ʿ̤ȿľˤʤΤϡPQ ʿ̾ĤľȤľˤʤ뤳ȡ
ȤΤ⤢ޤ껻ȤƤϤޤŪǤʤޤ

ޥ뤵ˡԤƤޤ
1023ʶ 0:19:39 35229
Mr.ǥ
#35229
>uchinyan
>ʿ̾ˤʤ P ʿ̾ Q Ȥ PQ ʿ̤ȿľˤʤΤϡPQ ʿ̾
>ĤľȤľˤʤ뤳ȡ
>ȤΤ⤢ޤ껻ȤƤϤޤŪǤʤޤ
ľľȤΤϡˤƤäǤäơͤΰ֤ˤοľ
ŪˤϤʤȻפޤ(Ūʤ ʤ
,ʸˤϡPQ ʿ̾ΡأѤ̤ĤľȤľפȤ̣ޤ
ƤΤȻפޤ

Ȥuchinyanξ#35220Τʤ
> ΤȤABBCABBE ʤΤ ABݢBCE ǡABEC ˤʤޤ
ȤΤǤABECϤͤΰ֤ˤΤǡ ABEC ̵褦˻פޤ
ǡΤ褦­Ƥߤޤ

ʿABCC̤ABʿ̤Ҥȡ̤̣£ãŤȿľˤʤΤǡ̢EC
ECACȤ碌ơECABC Ȥʤäơ

ǤɤǤ礦

1023ʶ 10:02:22 35230
ѥ&10ﶥ
35229
CEѷABCȿľˤʤ뤳ȤλʸŪ
ʲǾˤʤäƤ뤫԰¤ޤ

ѷAFEAFABŤͤŸޤľ
E,(F=B),CľˡʿԤ12CmAEޤ
ŸޤˤA-(F=BˤA-CޤʤȤξüEŤʤ롣
AFޤäƤȤEEFCľư
ACޤʤȤACEEECΤ90٤˶ʤȤǤ롣
1023ʶ 9:43:22 HomePage:ѥ&10ﶥ35231
uchinyan
#35230
ȡȤ꤬Ȥޤ
ͤΰ֤ˤäƤ⡤ʿ԰ưƸäΤľ򤹤С̤ϡľʰִطˤ롤ȸȻפޤ衣
ľǤϤʤľʰִطǤ
顤ʬ䤹Ȥ̣ǤϤȤ⤫äˡ­ϤʤȻפޤ
ͥνȡ 1023ʶ 9:50:51 MAIL:uchi@sco.bekkoame.ne.jp 35232
Mr.ǥ
#35232
uchinyanͭ񤦤ޤ
٥ȥοľʳǤ⡢̤ ʤǤ
ǧ­ä褦Ǥ͡m(__)m
1023ʶ 11:02:42 35233
uchinyan
#35233
٥ȥοľʳǤ⡢̤ ʤǤ
ȻפޤäȤ⡤ǤϤ褯ʬޤ
ȤƤϡ¿ޤǤľΤ礬ǽ顤餤ǤʤΤΤޤ͡

ʤˤʤäƤäĴ٤ƤߤΤǤ
ؿؤǤϡͤΰ֤ˤϡΤޤޤǤϳ٤γǰʤΤǿľȤϸʤäƤϤʤ褦Ǥ
⹻ؤǤϡ㤨СABCD ˤ AB CD ϿľΤ褦ˡͤΰ֤ˤäƤ⡤ľȸ褦Ǥ
ϡŦ̤ꡤ٥ȥαƶȻפޤ
äơѸλȤʤΤǡĿŪˤϼ㴳ݤȻפޤ
ϻʤΤǡMr.ǥ#35230Τ褦­Ǥ͡
餷ޤ

ޤˤ衤ǤϡľΤǼ¸Ǥ뤫顤餤ʤΤΤޤ
ͥνȡ 1023ʶ 11:49:06 MAIL:uchi@sco.bekkoame.ne.jp 35234
Mr.ǥ
#35234
ǫĴ٤Ƥͭ񤦤ޤǥåȤˤʤޤ
1023ʶ 13:53:31 35235
ޥ
ȡˡǤACE̤ȤΩΤȤΩƤȤĺACοˤF̤AEľ򤹤ľȡB̤ACľ򤹤ľACǸ뤳ȤˤȤѤˡǤľΤ߲ǽǤ뤳ȤϵդƤޤǤ
PowerBook 1023ʶ 14:59:56 MAIL:masaru-y@sansu.org HomePage:Men @ Work35236

ˬ줿6350000ˤʤޤ
1023ʶ 22:25:04 35237

#35237
1024ڡ 17:01:33 35238

ʣˡɲ򤱤ޤǤǰơϤȤƤñǤȣ򸫤ơꤷȣ򸫤ƣϢۤޤʣУУФäʡˡǡϿΤѤε̡߹⤵ࣳˤǡߣࣲߣࣳǣȤȤǤɤǤ⤤äǤʹƤ˵ޤ˥ѥ󤬸ξ㤷ꥢ륿໲äϵפ֤ˤʤ餺ơѥ㤤ä򤤤Ƥߤȡʬ˲򤱤ޤ⤷Ƥʤä飱̰ˤ줿ΤˤʤοǤʤ󡩿äƤä콵֤ˡޡ轵̤˻äǤΤǡޤФäȡϡɤǼޤʡ/
1028ʿ 2:52:04 35239
̵ʿ
ǣޤǻȤȤ
ϻ/ϻ/ϻѿ/ϻѿɤʬϳƲ̤Ǥ
2885826456Ǥ礦äɤ褦
1025 17:19:01 35240
apato
ޤ#35239Ǥν񤭹ĿͥǡϿ˺Ƥޤޡν񤭹ߤǤïν񤭹ߤ狼餺Կ줿ˤ˿ޤʡݡݡˣǼĤɤߤޤ䤢٥ȥͤΰ֤餹Ǥ͡Dz򤤤Τϻ䤢ѤʾС#35240ϡޤ褯狼ޤ졢٤礦̤ƱɤäƤΤɤǡʬѤǤ礦
εĮ 1028ʿ 15:50:03 35241
apato
ǼĤ򤵤ɤ#35241԰¤á#35213Τߤ󤵤#35220uchinyanβˡƱǤʥۥáˡʢäuchinyanΡֻΩΤǤϡ餫פȤƻȤäƤȤ񤭹ߤˤȤƤ¿ޤʤ꤬ȡˤ3ʬ깹ܻؤƤФ
εĮ 1028ʿ 23:58:01 35242