ޥ
äȴñ....ʤޤñˤĤǺ䤷ΤǤ˰ꥸʥʤΤǤä԰¤⤢äꤷޤ
PowerBook 21ڡ 0:03:15 MAIL:masaru-y@sansu.org HomePage:29250

äȥҥ꤬ͥ­ʤä
21ڡ 0:05:48 29252
Taro
褦ȤᥤPCϥ󥰥åorz
21ڡ 0:06:49 29253
ʸ
ߤʤϤ䤤褦

ƱʤΤ180ٲžƤҤäĤ34:5λѷ򸫤Ĥޤ
=22Ȥ狼Τ
22*8/2=88

66ääƤޤä
21ڡ 0:08:18 MAIL:kyorofumi@msn.com HomePage:ʸ29254
ȥȥ
Υפο޷򸫤ǽŪ˲žƤޤޤ
ʼ˸лԡ 21ڡ 0:08:26 29255
Ҥ
88,136 2̤ꡩ
21ڡ 0:08:47 29256
ߤ
ͳѷ£ͣФͤ濴ˣٲžȤϣľѻѷ
ȤУϣˤǤ͡ˤʤΤǡʣܣˡߣࣲ᣸
21ڡ 0:09:13 29257
DrK
ǤΤ⡣
޷դǤʤǤ򤱤ޤ͡Ϥñ̤ξˤʤޤ͡
٤ϾγڱΤϤ 21ڡ 0:10:23 MAIL:satoka@star.odn.ne.jp 29258

/ߡʣߣ/ݣߣ/ˡ᣸Ǥ礦
21ڡ 0:11:41 29259
Holly
⤷AP=14+620⤢ޤ͡ġ
21ڡ 0:12:22 29260
ޥ
#29256
ѣͣУĤ߳Ѥˤʤ136Ǥ...󡢤ɤ褦...
PowerBook 21ڡ 0:12:33 MAIL:masaru-y@sansu.org HomePage:29261
DrK
ξϡMBCǤ뤳ȤܡMADؿФпĹ4Ȥʤꡢ3:4:5λѷ夬ޤ
ޤǤĹADȤ11Ȥʤ뤳Ȥ顢ADĹ22Ȥʤꡢ
(1+7)*22/2=88
٤ϾγڱΤϤ 21ڡ 0:13:45 MAIL:satoka@star.odn.ne.jp 29262
㡼ߡ
߳Ѥξ⤢Ǥ衣
ֿޤξ ȹŪ˲ᤷƲޤ
𡡡 21ڡ 0:15:12 MAIL:ojamaru@amber.plala.or.jp 29263
ޥ
ȤꤢĤޤ

Ĥ줿ʸǤϡҤ蘆ǤˤˤĤƤϡǤ򰷤ȤȤǽɽƤޤǤ򤪤ƿޤǤm(__)m
PowerBook 21ڡ 0:17:47 MAIL:masaru-y@sansu.org HomePage:29264
DrK
#29256#29261
!ƤߤС136ȤФޤ͡
٤ϾγڱΤϤ 21ڡ 0:17:57 MAIL:satoka@star.odn.ne.jp 29265
sugitakukun
ꥮ褿ΤǡȤꤢڡƤɮѶäƤޤ^^;
ȤޤǤ^^;

Ȥꤢ⿼ɤߤ˽ֻޤʤۤ߳Ѥξ⤢ޤ͡
ܣ˻ԣӶ衡 21ڡ 0:21:19 MAIL:sugitakuunikun@msn.com HomePage:White Shadow29266
kasama
ڤŽǤ͡ʴǤͤ(*^-^)
http://wind.ap.teacup.com/kasama/img/1170257318.gif
²λ 21ڡ 0:30:05 29267
ǥ

ǾοޤΤ褦ʡǡϻͳѷ£ãĤޤǤäƤʤΤǡġУġξġᣳȤʤäƣˤʤΤǤ礦
21ڡ 0:33:04 29269

#29267 ФǤ͡ڤŽϤ狼ޤǤ orz
21ڡ 0:47:27 29270

#29266 ǤֻƤߤǤиǤ
21ڡ 0:59:07 29271
⡼ޥ
1*22+6*22/2=88
3:4:5 Ǥ⡢ϡ4λʤǤ͡(^^;

#29267 kasamaΥϥϤǤ͡
21ڡ 1:45:03 29272

ޥ͡Ϥޤơ
˺ƤΤDz򤭤ΤǤѣοޤʤƤߤޤ󡨡Ȥϻפޤ֤ȤǷ빽ʤΤUPƤȴ򤷤Ǥ
21ڡ 4:33:39 29273
£
ϰפäǤ
21ڡ 10:37:40 MAIL:fv2f-ftk@asahi-net.or.jp 29274
uchinyan
Ϥˤϡơϡ
԰ʬ褦ˡפΤ褦Ǥ͡
ˡ٤ХꥨޤФꤽǤ괺Ĥۤɡ

(ˡ1)
Ǥ褯žǤ
ABMP M 濴˲žMB MC ˽Ť͡AP ΰư A'P' Ȥޤ
MB = MC ʤΤ B C ˽ŤʤꡤAB//DC ʤΤ A'CM + DCM = ABM + DCM = 180 DCA' ϰľˤޤ
󡤢P'MP = P'MC + PMC = PMB + PMC = 180 ʤΤǡPMP' ľˤޤ
Ǥä P'A'DP ǡP'P = P'M + PM = 2 * PM = 2 * 5 = 10cmA'D = A'C + CD = AB + CD = 7 + 1 = 8cm Ǥ
ǡP' PD ˿򲼤­ H Ȥޤ餫ˡP'A' = HDP'H = A'D = 8cm Ǥ
ȡP'H = 8cmP'P = 10cm ʤΤǡP'HP 345 ľѻѷǤ
ǡPH = 6cm ǡP'A' = HD = PD - PH = 14 - 6 = 8cm ˤʤꡤ
ABCD = P'A'DP = 1/2 * (P'A' + PD) * A'D = 1/2 * (8 + 14) * 8 = 88cm^2
ˤʤޤ

(ˡ2)
5cmľѤȤΤǡ345 ľѻѷǤʤʤȻפäƤäǤäȤˡǤ
M AD ˿򲼤­ I ȤޤޤB D MI Ȥθ Q Ȥޤ
AB//IM//DC ʤΤǡBMQ BCDDIQ DAB
BM = CMBQ = DQDI = AI ȤʤꡤMI = MQ + QI = 1/2 * CD + 1/2 * AB = 1/2 + 7/2 = 4cm Ǥ
ǡMIP 345 ľѻѷǡPI = 3cm ǡDI = DP - PI = 14 - 3 = 11cmAD = AI + DI = 2 * DI = 22cm Ȥʤꡤ
ABCD = 1/2 * (AB + CD) * AD = 1/2 * (7 + 1) * 22 = 88cm^2
ˤʤޤ

ʤֻս񤭤ǤΤˡMPD ߳ѤξǽǡΤȤƱͤˤơ136cm^2 ˤʤ褦Ǥ͡
ͥνȡ 21ڡ 12:07:07 MAIL:uchi@sco.bekkoame.ne.jp 29275
uchinyan
ǼĤɤߤޤMPD ߳ѤηϡѤߤʤΤǾά
ñäޤ򤽤Ϥʤ褦Ǥ

#29254#29255#29257#29267ž
¿ʬ#29275(ˡ1)ƱΥХꥨ
θ塤#29254#29255ϡʬ⤷ʤʡȻפƤޤ

#29278#29282
#29278οޤϡ츫žϤǤ֤餹ȡ#29275(ˡ2)ΥХꥨǤ礦
Ĺ뤳Ȥˤäơ MI = 4cm ľŪʬ䤹פƤ褦Ǥ
äȤ⡤#29278οޤϡ#29275(ˡ1)Ʊ褦ˤǤޤ
餯줬#29282Ǥ礦

#29259#29281
#29259¿ʬAD D ˡBC C ˡ줾Ĺθ E Ȥơ
ABCD = EAB - EDC ФƤ褦Ǥ
#29275(ˡ2)ΥХꥨȤǤ

#29262
#29275(ˡ2)Ʊ

#29272
ŪˤɤäΤϺʬޤ󤬡#29275(ˡ2)ΥХꥨ󤫤ʡ

#29277
#29275(ˡ2)ΥХꥨ
ͥνȡ 21ڡ 17:02:40 MAIL:uchi@sco.bekkoame.ne.jp 29276

MAD˿򲼤­IȤ롣MBCAB//IM//DCǤ뤳Ȥ顢IM4cm345λѷDI3cmID11cm
ʬMIMS1cmʤSȤꡢSAB˲­TȤȡCDIMMSTBϹƱäST11cm
ǡͳѷTSIMĹȤʤΤAI11cm
äƵѤ(71)22288cm^2
21ڡ 12:37:34 29277
Ѥ
ʴǤ
http://www.diced.jp/~eityan/s-m/hoka/535.gif
֡ 21ڡ 13:34:43 HomePage:ʥڡ29278
ʻ
£äαĹȣĤαĹθšͤĤˤȣĤθΤȤ롣
ѷ£Ţ滰ѷģãŤ
㚣͡ܣãšᣱäƣ㚣/ã/ĭ
ȻѷģãŢ滰ѷΣͣŤΣ͡ᣴĭ
ѷУͣΤľѻѷǣУ͡ᣵȭУΡᣳ
УġᣱУΡᣳΣġᣱĭ
ѷģãŢ滰ѷΣͣŤϣʤΤ
ȭģšᣱ/ĭ
ѷģãŢ滰ѷ£ŤϣʤΤ
ģššᣱȭš᣷/ĭ
ͳѷ£ãġỰѷ£šݻѷģãŤȭ
ͳѷ£ãġᣱ/ߡʣߣ/ݣߣ/ˡ᣸
21ڡ 13:43:09 29281
⡼ޥ
#29277 ȤΥ󥸡
ƱΤ򣲤ĤäĤĹꡢ510ˤ򤽤줾üޤǰưС(7+1)*(8+8+6) ĹˤʤΤǡȾʬ88
3:4:5 Ȥ櫓Ǥ
ɤʤȤ֤äƤ뤫ʡ(^^;
21ڡ 13:56:58 29282
ϥ饮㡼ƥ
Ф
ǤʤñǤ

21ڡ 18:55:31 HomePage:湩ؤĩ29288
٤ڥ󥮥
2ܤǤΤʿޤƤȤޤ
21ڡ 23:31:53 29289
ߤ
ǯꡢҲʤ꤫ڤǤޤ
ۤκǯΥơޤϡϿ̡סϿ̤ȯľϥ˥塼Ǥ
夲Ƥ¿ΤΡȤʤäƤϻפФΤ⤱ä
ϫǤΤȤΤ餺˰줫ͤΤ񤷤ʤ
Ȥ褦꤬¿ޤ
ϤѤ餺꤬䤿¿Ǥ͡տޤʬʤ
Ҥ餬ʻޤäƤޤ䣳֤Ρܤˤ볰͡פ
Ϥää񤷤षۤȤɺϤĤʤäΤǤϤʤʡ
ǯϤ礦ʤ꤬ʤäޥǤ礦
ϵ꤬ä¿ɡˤΤζʤ󤫤ǤäƤ
꤬¿褦˻פޤȤϤäƤǤΤäƤ褦
֤ʤߡפεϾʤǤQ꤬ۤȤɤʤʬ
ϤƤԤ줿󤸤ʤʡ

ǡʤǤʹߤ˻ŻDz򤤤ƤȻפäƤޤ
䡢˽ФΤȻʤɤʤɤжƤ
꤬лˤʤȻפޤʾСˡ

ȡϤꤹΤǤ礦http://www.inter-edu.com/nyushi/
22ʶ 1:25:37 29290
粬ҹ
ͤգĤؿΤȤ롣ϢΡΣ
ͣΡᣴäƣУΡᣳΣġġᣲ
äƣС᣸£ãġʣ+ˡߣߣ᣸
äƣ
22ʶ 13:48:46 29291
⡼ޥ
ߤʤˤʹΤǤ
ΤNHKȤgoogle μҰѤδĤ
e ξʲοǡǽ˸10ǿ򸫤Ĥʤפäʡ
äƤɤΰ񤷤Ǥ͡
Ѥˡ10ǿΤСȤϡPC˥ФΤ褦˻פäǤ
10ǿ򸫤ĤΤѤʤǤ礦
ܤĺд򤷤Ǥ(^^)

#29292
ʥ쥹Ǥ
google ȡƱФƤޤ(^^;
ۤ񤷤Ϥʤ褦Ǥ͡
Orz
24 17:36:38 29292
Ȥ
ȻʿǤޤʲǤ

褺դοޤǢPBCAP=x,֤Ĺ=y
(sqrt(x^2+49))^2+(sqrt(197))^2=AP^2+49+197=2*(5^2+y^2)
x^2+49+197=2*(5^2+y^2)(1)
ޤCʬAB˿򲼤­EȤ
CEBǻʿȤä
6^2+(x+14)^2=(2*y)^2
(1)ȤϢΩ򤯤
e1:x^2+49+197=2*(5^2+y^2)$
e2:6^2+(x+14)^2=(2*y)^2$
solve([e1,e2],[x,y]);
[[x= 8,y=-SQRT(130)Ŭ],[x=8,y=SQRT(130)],
[x=20,y=-SQRT(298)Ŭ],[x=20,y=SQRT(298)Ŭ]]
x:8$
y:SQRT(130)$
4*(x+14);88()
˭ԡ 25ʷ 11:41:17 MAIL:fttnm528@ybb.ne.jp 29293
ʸ
Фϡפ֤Ǥ
Ȥۤ˻äǤϤϤϡ
27ʿ 1:31:53 29294