ٶ
λͤˤȤäƤȤƤƤ߿Ǥ2򤭤ޤ
ɤΥۡڡ˽ꤷ褦ʡȻפäƤǤ
Ʋ򤤤ȤϤʤ񤷤äǤǤϤ褦ʤ顣
繥ʹ(Ǥ˿ع) 324ڡ 0:11:24 24751
ݤ
ˤäƤޤǤȤ櫓ǡϣ᤮ˤʤꤽǤm(_ _)m
324ڡ 0:34:17 24752
Ϥʤ
Ⱦ̵ŪˤƤϤƲ򤭤ޤɤ򤯤Τʤ줫⤦ٹͤޤ
ȡ硡 324ڡ 0:34:26 HomePage:http://hanau.daa.jp/blog2/24753
tomh
ޤѴؿȤäää
ԡ 324ڡ 0:57:20 MAIL:tomh@yahoo.co.jp HomePage:H to M24755

http://www1.ttcn.ne.jp/~roro/sanntyare.GIF
£Ĥգ£Ĥޤ֤ȢģǤѷ
գǤˢ£äŤͤȢ£ǤȽŤʤ롣
ءܣ
ءᣱݣ
򤯤
ءᣱ
324ڡ 0:57:57 24756
оϩ
β13DջѷˤȤäƤΤޤ
βˡαѤǡο޷Ҥä֤ѷäƲ򤯡

פϡβƱǤ(^^;
γ 324ڡ 1:05:52 MAIL:pctakada@mail.goo.ne.jp HomePage:Ĥ줭24757
Ϥʤ
(|||)ʡʤۤɡ
ȡ硡 324ڡ 1:05:33 HomePage:http://hanau.daa.jp/blog2/24758
MOBILE
Ӥι٤˵㤭Ǥ

ˡǤ߼ѤȤäƤޤޤŪ˽񤯤ȡ
BCDγܱߤ濴OȤȡ߼ѤBOC60٤ʤΤAD=BC=OC=OD
ߤD̤äBCʿԤľθEȤȡOD=OEȤʤ
ODEᢤAED梤ABCγODE=BAC(=xȤ)ʬ롣
Ȥ򤿤Ƥ(ϲ̤ͭ)

ʻǤβˡͤƤߤ褦
324ڡ 1:07:08 24759
nakakun
£ä˿򲼤ء£Ĥ˿򲼤١Ȼѷ٣¤Ȼѷ£أϹƱ⡢ѣģ¤ϣ١Ĥγѳѣ٣¡أ£أãΤdzѣ٣¡ᣴ١
ܣᣱ
ܡ 324ڡ 1:31:40 24760
nakakun
ѣģ¤ϳѣģ٤δְ㤤Ǥ
ܡ 324ڡ 1:34:08 24761
schrodin
ץDz򤭤ޤǤäǼäƤʤǤ
˽񤭹ޤƤˡ򸫤ȤʤۤɤʤȻפޤ
ץ餻Ƹ餿򤬽ФƤǤ(­)
ȤAB=AC=1ȤȤAD=1.27,BAC=110.58ն(ΤǤϤʤ)
ñƤߤޤդˤäƤ褦ʵޤ
ʤޤʤΤǤ礦ޤθǤƤʤΤʤġ
Ѥʽ񤭹ߤä饴ʥ
324ڡ 1:46:36 24762
schrodin
ץDz򤭤ޤǤäǼäƤʤǤ
˽񤭹ޤƤˡ򸫤ȤʤۤɤʤȻפޤ
ץ餻Ƹ餿򤬽ФƤǤ(­)
ȤAB=AC=1ȤȤAD=1.27,BAC=110.58ն(ΤǤϤʤ)
ñƤߤޤդˤäƤ褦ʵޤ
ʤޤʤΤǤ礦ޤθǤƤʤΤʤġ
Ѥʽ񤭹ߤä饴ʥ
324ڡ 1:50:19 24763
schrodin
ץDz򤭤ޤǤäǼäƤʤǤ
˽񤭹ޤƤˡ򸫤ȤʤۤɤʤȻפޤ
ץ餻Ƹ餿򤬽ФƤǤ(­)
ȤAB=AC=1ȤȤAD=1.27,BAC=110.58ն(ΤǤϤʤ)
ñƤߤޤդˤäƤ褦ʵޤ
ʤޤʤΤǤ礦ޤθǤƤʤΤʤġ
Ѥʽ񤭹ߤä饴ʥ
324ڡ 1:50:23 24764
schrodin
ϤáAD=BCΩäƤʤ3Ϣ񤭹ߤʤäƤ()
ǥץФ(ä)ޤǤ
324ڡ 1:57:27 24765
kasama
Ϥ褦ޤѴؿ()ȤޤǤ(-_-)ǼDz򤱤ˤʤäΤǿͷ׻Ǥޤ(^_^;)
324ڡ 9:48:09 24766
ȯ!!!!!!!!!!!!!!!!!!!!
ñ!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
324ڡ 11:30:03 24767
ȯ!!!!!!!!!!!!!!!!!!!!
40+60=100λ????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????
324ڡ 11:33:56 24768
Ķ!?!?!?!?!?!?!?!?!?!?!
ʬʤä
324ڡ 11:37:28 24769
ñ!?
ñǤ⤢ꡢ̤Ǥ⤢ꡢǤ⤢ޤ
324ڡ 11:40:02 24770
uchinyan
Ϥˤϡ
ϡŪˤϷ褷ƴñǤϤʤΤɡ
ǤϤ䤵ˤʤäƤޤΤʡȤǤ͡
Фˤ֤äƤޤɡ򤱤ڤȤơˡǤ
ABD BD ˴ؤޤ֤A б E Ȥޤ
ȡDA = DEADE = 2 * ADB = 2 * 30 = 60٤ʤΤǡDAE ѷǤǡEA = AD = BC
BEAABC ˤơEA = BCBE = BA = AB = AC ʤΤǡBEAᢤABC Ǥ
줫顢BAE = ACB = ABC ǡBAC = BAE + DAE = ABC + 60BAC + ABC + ACB = 180 ꡢ
3 * ABC + 60 = 180 顢ABC = 40١äơx = BAC = 180 - 2 * 40 = 100١
ƱȤǤA BD ˿ AH 򲼤ADH = 30٤ꡢAH = 1/2 * AD = 1/2 * BC 顢
ABH ABC Ⱦʬ˹Ʊˤʤ뤳ȤѤƤ⤤Ǥ͡
ͥνȡ 324ڡ 12:07:49 MAIL:uchi@sco.bekkoame.ne.jp 24771
uchinyan
ǼɤߤޤϤꡢƱ褦ʲˡǤ͡äȤĤޤʤʤ
षѴؿDz񤷤ạ̇̄äꤷ (^^;
ͥνȡ 324ڡ 12:20:23 MAIL:uchi@sco.bekkoame.ne.jp 24772
ϥ饮㡼ƥ
褦䤯Ǥޤ;Ȥä
MathematicaDz򤭤ޤ
̶彣 324ڡ 12:57:44 HomePage:ĩ24773
uchinyan
#24772
षѴؿDz񤷤ạ̇̄äꤷ (^^;
ѴؿǤ⡢äʤۤɴñǤ
AB = AC ꡢBC = 2 * AB * sin(x/2) = AD ǤޤABD = 180-x-30 = 150-x Ǥ
ABD ȤȡAB/sin(ADB) = AD/sin(ABD) ꡢ1/sin(30) = 2 * sin(x/2)/sin(150-x) Ǥ
äơsin(150-x) = sin(x/2) Ǥ0 <= x <= 180 ȤƤΤǡ150-x = x/2 Ȥʤꡢx = 100١
ͥνȡ 324ڡ 13:01:35 MAIL:uchi@sco.bekkoame.ne.jp 24774
n
,uhiyanƱǤ
ȤAD//BE,AD=BEȤʤ褦ABEDʿԻշˤʤ褦ˤȤ
ΤȤ뻨ηȤۤƱ
324ڡ 13:02:29 24775
X
錄nakakunȤʤܤҤƤȤޤäͤޤɤäȤäҤä
324ڡ 13:39:24 24776
uchinyan
#24771ڤ#24774­
#24771ϡ#24756ƱǤ̲ʬ
ƱȤǤA BD ˿ AH 򲼤ADH = 30٤ꡢAH = 1/2 * AD = 1/2 * BC 顢
䢤ABH ABC Ⱦʬ˹Ʊˤʤ뤳ȤѤƤ⤤Ǥ͡
ϡ㤨Сnakakun#24760Ǥˡϡ
#24774
䢤ABD ȤȡAB/sin(ADB) = AD/sin(ABD) ꡢ1/sin(30) = 2 * sin(x/2)/sin(150-x) Ǥ
äơsin(150-x) = sin(x/2) Ǥ0 <= x <= 180 ȤƤΤǡ150-x = x/2 Ȥʤꡢx = 100١
ȤȤǤ
#24759⡢̣Ǥ͡
ͥνȡ 324ڡ 21:18:52 MAIL:uchi@sco.bekkoame.ne.jp 24777
ʸ

Ǥää^^
줷Ǥ^^
324ڡ 22:50:40 MAIL:kyorofumi@msn.com HomePage:ʸ24778

AB=AC=aAD=BC=bȤƢABCȢABD줾줫
b*cos(X/2)=a*sin(x),b/2=a*sin(150-x) a,bõsin(150-X)=sin(X/2)
äX=100
ºݤa,bõƴǺǽμX=100dzǧܤˤϤäƤʤ
325ʶ 14:10:21 24779
ȯ
ͤɤ⡢ޤ
325ʶ 20:25:42 24780
Ωͧθܵ
1932ǯ˸ް޻ǰŻޤ
325ʶ 22:54:45 24781
Ϣ
ϰ㤦̾ä򤺤äȤäƤΤǤ̾ˤޤ
325ʶ 22:59:33 24782
Ԥä
εˤ򸫤򤱤ޤ
325ʶ 23:02:55 24783
²λΤ
ȿǤäޤ򤷤ޤޤ빽񤷤äǤ줢Ǥ
326ڡ 19:20:51 24784
粬ҹ
פ֤ޤʡ򺣲ѤޤʳβˡפĤʤäΤǡʡ
327 21:27:17 MAIL:toshi009@land.hokuriku.ne.jp 24788
Ҷ˥ޥ
ñΰ
329ʲС 22:02:46 24789
ɥ
פ֤Ƥޤ⤦
330ʿ 11:59:00 24790
ҡΤ
ޤǤͤƱǤʡ
ɥ 330ʿ 23:52:36 HomePage:24791