ޥ
ĶޤǺäΤǡߥ԰¤Ǥ...m(__)m
MacOS X 224ڡ 0:08:53 MAIL:masaru-y@kt.rim.or.jp HomePage:24575
ߥƥ
ʸϤեǤʤȸȤϡġġ
6cm ȤĹȳ٤顢󥬥׻ޤ(^^;;
224ڡ 0:10:39 HomePage:ߤ24576
Taro
#24575
פȻפޤѴؿȤƥåƤߤޤ
ľ塡 224ڡ 0:10:48 24577
ߤ
ؿȤäƲ򤤤ΤǡʴˡϤäƤޤ

äƤȤϣߣ˲äƤȤǤ͡
ίޤ졡 224ڡ 0:12:41 24578
tomh
⻰ѴؿǷ׻ޤ (^^;
ĤΤȤäơ (^^;;
ԡ 224ڡ 0:14:04 MAIL:tomh@yahoo.co.jp HomePage:H to M24579
оϩ
3/2ľѻѷʬ䤷ƹͤޤ
ʤȲʤϤ줾6ĤʬǤơ6*3/2*2=18
¦̤Ϥ줾죲ĤʬǤơ3/2*2*6=18
18+18=36
γ 224ڡ 0:14:49 MAIL:pctakada@mail.goo.ne.jp HomePage:Ĥ줭24580
ݤ
Taro
Ĥλʤ顢ޤˤ®ޤ
ʧŷ񡡡 224ڡ 0:16:39 MAIL:hopes@mba.ocn.ne.jp HomePage:HOPES24581

̤˿Ū˲򤤤äƤޤ͡
6ѷ׻ơʪ¦̤׻­ޤ
ˤֳݤ᤮.
ƽ 224ڡ 0:19:19 HomePage:θ줳ߤ󡪡24582
Taro
#24581
ϳǤäƤꤷޤ()
ΥεľƤޤΤǤĤ
ľ塡 224ڡ 0:20:10 24583
y.kobayashi
¦̤ݣ壳 ʳ壳ݣǹף夬ǤƤǤɤʤȻפäƤ餦ޤ껦ޤ
224ڡ 0:25:00 MAIL:atchyk@yahoo.co.jp 24585

Ȥꤢ˻Ѵؿǡ
äõͤСʴ
ˡι񡡡 224ڡ 0:30:17 HomePage:¤ο24586
ҤǤ
ᤤǤ͡⶯˷׻Ƥޤ롼ȤäȤǤ
224ڡ 0:35:48 24587
Ȥ

(%i1) solve(x/3=2-sqrt(3),x);
(%o1) [x = 6 - 3 SQRT(3)]
(%i2) expand(2*(3^2*sqrt(3)-%*3*3));
(%o2) [18 SQRT(3) - 18 x = 72 SQRT(3) - 108]
(%i3) expand(3^2+(%th(2))^2);
(%o3) [x^2 + 9 = 72 - 36 SQRT(3)]
(%i4) sqrt(%);
(%o4) [SQRT(x^2 + 9) = SQRT(72 - 36 SQRT(3))]
(%i5) expand(%^2*6/3+%th(3));
(%o5) [2 x^2 - 18 x + 18 SQRT(3) + 18 = 36()]
ϰθΩ޽ۤǿإߥʡ40ǯʬ뤳Ȥ
狼IJͤ10ʬǤƤ餦2ե1ǯʬǤƤޤ
ͥåȤϴܼΤɤߤȤɤ
줷äǤǤϡ
θ˭ԡ 224ڡ 1:24:27 MAIL:nm528@ybb.ne.jp 24588
ϥ饮㡼ƥ
Ϥ褦ޤ

COSȤȤޤ
̶彣 224ڡ 8:22:18 HomePage:ĩ24589
kasama
Ϥ褦ޤCADˤ餻ޤ(^_^;)
224ڡ 9:14:48 24590
M.Hossie
Ϥ褦ޤȡѤǤ
Υץ쥼ν᤯ͤС orz
Τꡡ 224ڡ 9:53:42 24591
uchinyan
Ϥˤϡ
ǶϡĴڤӻŻδطǡꥢ륿໲äǤޤ󤬡ʬäͤƻäƤޤ (^^;
ơǤǽ顢ѤȤФפäơɤƤ롼ȤĤ껻Ǥϲ򤱤ʤ
ȻפäƤΤǤɽѤʤΤǤ͡ʤȤ
޳ѤʤΤǡ롼ȤȤäƷ׻ưפˡ36cm^2 ޤ
ǡ失ơͤޤǡѷ뤫Ǥ͡
ޤȹͤ줽ǡäȴñˡ⤢ꤽǤ
äĹƤʤ

ޤ2γξ岼̤ϻѷˤĤơϡ1ϻѷǤ
1򸫤Ƥ餫Ǥϻѷϡ
ĺѤ30٤ջѷ A Ĥȡѷ B ĤȤʬǤޤ
A դĹ aB ΰդĹ b ȤƤޤʤA դ b ˤʤޤ
A Ĥʬ䤷¤ؤȡϻѷη礱ʬ
դĹ a դĹ 6cm ջѷ C ˰פޤ
ĤޤꡢѤǤ
äơϻѷϡ1ξ A ꡢ C äѤʤޤ
ǡϡѤ45٤Ǥ
Ĥޤꡢ
(ϻѷ) = 3 * A + B = 2 * A + B + C = ()
Ȥʤꡢɡ
(ξ岼) = 2 * (ϻѷ) = 6 * A + 2 * B = 2 * ()
ˡ2γ¦̤ĹˤĤơ
ϻĤޤĤĤʤȡդ a ĺޤ
ˡĤĺͭĺѤľѤʬ褦 A 򻰤Ĥʤ٤뤳ȤǤޤ
ΤȤͭĺθ¦ĺȡĤ A դĺȤ֤ȡ
(ڤ A ĤĤʤʬѷǤ)ʤɤδط顢
ξüդ b դ a ջѷ D ġ˰դ b ѷ E Ǥޤ
E ϡ餫 B Ȱפޤ
ˡD ĺѤ150٤Ѥ15٤ʤΤǡѤ 1/2 * b * (1/2 * b) = 1/4 * b^2 ˤʤޤ
ϡ b F 1/4 Ǥ줬ǽפˤʤޤ
D Ĥ뤳Ȥդȡɡ
(Ĥΰ a ) = 3 * A + B + 1/2 * F
a ĤǤΤǡ
(¦) = 6 * A + 2 * B + F
ϻѷξιͻ顢
(¦) = 2 * () + F
ʾΤȤ顢
(ɽ) = 4 * () + F = 4 * () + ( b )
Ȥϡ45٤ѤĤäĤơ
ͤĤդ 6cm 褦ˤʤ٤뤳ȤǤޤ
ΤȤ˶򤬤Ǥޤ٤δط顢ʤȡդ b ˤʤޤ
줬礦ɡF = ( b ) ʤޤ
äơ
(ɽ) = ( 6cm ) = 6^2 = 36 cm^2
ˤʤޤ
ޤǤǤ͡

ͥνȡ 224ڡ 15:10:13 MAIL:uchi@sco.bekkoame.ne.jp 24592
uchinyan
#24592Ǥϡ˹ޤǽλβˡϡΤȤǤ
a, b ʤɤεˡϡ#24592ƱȤޤȡ
ʿꡢa^2 = 3^2 + (b/2)^2 = 9 + 1/4 * b^2
(ϻѷ) = () = 1/2 * 6 * 3 - 1/2 * b * (b/2) = 9 - 1/4 * b^2
(ξ岼) = 2 * (ϻѷ) = 18 - 1/2 * b^2
(¦) = 6 * a * a/3 = 2 * a^2 = 2 * (9 + 1/4 * b^2) = 18 + 1/2 * b^2
(ɽ) = (ξ岼) + (¦)
= (18 - 1/2 * b^2) + (18 + 1/2 * b^2) = 36 cm^2
#24592
޳ѤʤΤǡ롼ȤȤäƷ׻ưפˡ36cm^2 ޤ
Ρ֥롼ȡפϡֻʿפθǤ
ͥνȡ 224ڡ 16:27:25 MAIL:uchi@sco.bekkoame.ne.jp 24593
nakakun
գĺѣ٤ջѷʰʹߣȸƤ֡ˤ¦̤Ĺʰʹߣ¡ˣĤ椬Ǥ뤳Ȥϴñˤ狼ޤ
ΤȤ顢ȣ£ġʤʤġˤǣգѷΣդˣ򤯤äĤǤޤηϡգĺѣ٤ջѷʰʹߣáˤ򣲸ĤäĤΤǤäѤϣ᣹
äơϣᣳȤʤޤ
224ڡ 21:32:45 24594
n
Ĺξ郎ĤľܵˤΤϤ֤ʤ
ߤͤƤĹξ狼ߤͤ뤳ȤͽۤĤǰʲ񤳤ȻפäuchiyanȤ֤褦ʤΤǤȤ

#ιΩ2Τ褦Ǥ͡ϥͥåȾõŬ򤤤Ƥߤ
224ڡ 22:46:40 24595
n
uchinyanǤߤޤ
224ڡ 22:47:59 24596
ۤ
http://micci.sansu.org/santyare/439.html
Τ褦˹ͤޤ
#24594ΤۤñǤ
̤αȡ 225ʶ 0:04:09 MAIL:micci@sansu.org HomePage:ߤäα24597
uchinyan
#24594
ʤۤɡϴñʤ

#24597
ʤۤɡñǤ͡
βˡϡ뤳ȡ¼η׻ 6 * 6 ˤ롢˹᤮褦Ǥ
ʤĿŪˤϡ
ޤ֤ʬĤѤϡĹĺ150٤ջѷʤΤǡѡ9/4
ΡĹפϡǽ顢֣פȴ㤤Ƥޤޤ (^^;
ͥνȡ 225ʶ 11:17:33 MAIL:uchi@sco.bekkoame.ne.jp 24598
ۤ
#24598 ո꤬Ȥޤ
äľޤȤϤ뤱ɡ/Ȥʤ
ΤǡܤäǤ
Ƥޤ
̤αȡ 225ʶ 13:05:36 MAIL:micci@sansu.org HomePage:ߤäα24599
uchinyan
ۤ#24597βκǽοޤ򸫤ƤƵդΤǤʲˡ⤢ޤ͡
ޤʤʬŤ餤ɡ
ʲǤϡA, a ʤɤεˡϡäǤʤ¤ꡢβˡ#24592˽Ȥˤޤ

ޤۤβκǽοޤޤǤϡۤβˡƱǤ
ˡοޤζĤλѷǤ줾줫֤λѷεˡǤ C Ĥļơ
a ѷĤ˻Ĥޤѷ X Ȥޤ
ȤĤ A դ򤯤äĤȡX D ȤʬǤޤ
äơĤ X ϡͤĤ A Ĥ D Τˤʤޤ
ˡĤ D ȰĤ B 򤯤äĤȡĤ A ޤ
Ĥ A ȰĤ B ȤǡϻѷϤοޤĤο޷ǤƤΤǡȡ
2 * X = 4 * A - 2 * D = 3 * A + B + A - (2 * D + B) = 3 * A + B + A - A = 3 * A + B = (ϻѷ)
Ǥޤۤ¾ε顢
3 * (¦̤Ĺ) = 4 * C
Ǥɡ
( 6cm ) = (ۤβκǽοޤ) = (ϻѷ) + 4 * C + (4 * C + 2 * X)
= 2 * (ϻѷ) + 2 * 3 * (¦̤Ĺ) = (ξ岼) + (¦) = (ɽ)
äơ
(ɽ) = ( 6cm ) = 6 * 6 = 36 cm^2

ʪȤơ
(ϻѷ) = 2 * X = 2 * ( a ѷ)
ޤȡ
3 * (¦̤Ĺ) = 4 * C = 4 * (դ a դ 6cm ջѷ)
˾СΤ褦ʬ⼨ޤ
ʤĤϡεεʤɤ顢Ωˤưפ˼ޤ
ʬǤͤĤդ˱äƻͤĤ C ֤줾 C δ֤˻ͤĤ X ֤ȡ
˰ a ĤޤϡĤγ¦̤ĹʬǤޤɡ
( 6cm ) = 4 * C + 4 * X + 3 * (¦̤Ĺ)
= 2 * (ϻѷ) + 2 * 3 * (¦̤Ĺ) = (ξ岼) + (¦) = (ɽ)
äơ
(ɽ) = ( 6cm ) = 6 * 6 = 36 cm^2

Ϥꡢѷʬʤɤɤ̤ȤơȲǽʤ褦Ǥ͡
ͥνȡ 225ʶ 13:30:32 MAIL:uchi@sco.bekkoame.ne.jp 24600
uchinyan
#24599
ޤȡäꤷƤΤǤ
äơĽޤäơߡ¦̤Ĺʬˤʤ롣
ΡĹʬפϡĹʬפǤ͡
ͥνȡ 225ʶ 14:21:11 MAIL:uchi@sco.bekkoame.ne.jp 24601
ߤ
ʬС֣˲פޤϡĺѣ١դĹϣλѷߣפΤɤ餫˻äƤȤͤޤʤ֤ǤΤ褦ʲˡפĤΤϤ̵ʵޤǤϡѤǤ뤳Ȥ򼨤פ餤Ǥʤï򤱤ʤ褦ʵ
ίޤ졡 225ʶ 17:29:04 24602
uchinyan
#24602
ޤ⤷ޤ (^^;
ͤФȤ򤤤ΤǡˡǯƬȻפäƤۤ m(__)m
ͥνȡ 225ʶ 18:08:16 MAIL:uchi@sco.bekkoame.ne.jp 24603

#24602
Ǥ
ʤȤ⤳ǽꤵƤʪηĹĤƤʤäߤͤˤΤƳФȻפΤǤ

#꤬ʤ䤹롣
225ʶ 23:20:21 24604
ߤ
#24603
ˡǯƬȻפäƤۤ
⻰ѴؿDz򤤤˲ȤƻϰǤξϤǤʤΤȹͤޤˡ⤫Фäꥮ֥åפǤ(^^;

#24604
ΤߤͤDz򤯤Τⲿ٤ꤵƤޤ͡ϤꤳϤѤͽۤƤ餽κ򸫤ĤФˡǤ뤷ʤǤ礦͡
ίޤ졡 226ڡ 1:23:50 24605
Ȼ
פĤʿǤޤ
226ڡ 17:48:23 24606

ߤͤޤ

ϤɤؤײäƴǤ͡
̤̪ 227 2:09:39 MAIL:ishizaki@qa.so-net.ne.jp 24607
ҡΤ
...ˡϴǤʤ
ʤȤʤߤͤ줽ʤ...
⤷ϤƤʤιפ⤻˻ѴؿѤƤȻפޤʡ
ɥ 227 19:25:44 HomePage:24608
ޤ夢
ʡʤȣ򥲥åȡ
227 22:15:37 MAIL:top-amateur@u01.gate01.com 24609
ۤ

aʾ9999ʲδΤȤa^2-a1000dzڤ褦
aȤʤ

˽ФƤ⤪ʤǤ
̤αȡ 228ʷ 10:04:41 MAIL:micci@sansu.org HomePage:ߤäα24610
M.Hossie
#24610
Ȥ˻Τǡޤǯؤϲ򤤤ƤʤǤǯѥäȸǤȤäĤˤ꤬¿褦˻פޤ
ǡʸ̤ǤϢ³Ф˸ߤǤʤΤǡa 625 ܿäƤʤȤޤǤϳڤ꤬Ĥޤº a 625 ʤǤξϤȤɤǤ͡
Τꡡ 228ʷ 19:37:10 24611
afojune
졣Ĥʡ
>>
ʤƣǤ
modɬ׾狼餷ܤäƤäΤǡ¿ʬokҾʴ
Ĥ͡ȡ..........3/10.
ϡ...........3/10
Ԥ֤ȤäƤ̯Ǥ
֤ФĤΤ٤ȤƤ٤ᤤΤ´ȼäƤȤ餤3ǯκϰ̿ʪٶƤʤΦ֤ʤʪϣΰo.....rz㤱न롣
ʹ֥ƥѥʥƥ󥽥뤸ʤˤȲ狼ä󤸤ʤǤͤκϺ餯Τ<<͡
餯ȤƤʺǼΤϤ˴ۤǤʡϤϤorz
ȥȤNOxȤϤɤʤ뤫ʡ>>Ĺ
ŤˤʤȤΩľʤС(;;)
228ʷ 20:55:17 24612
uchinyan
#24610
ͤƤߤޤΤ˰פǤ͡
ʤϡ#24612ǤŦΤ褦ˡ1000פǤϤʤ10000פΤ褦Ǥ
ޤɤäˤƤ礷ȤϤʤ
* 10000 ξ硢a = 625
* 1000 ξ硢 a = 1000k + 625, k = 0, 1, ..., 9
Ȥʤ褦Ǥ
ͥνȡ 31ʲС 12:15:02 MAIL:uchi@sco.bekkoame.ne.jp 24613
ޥ
#24612
˽񤭤ǤȤ...:-)

ޡ̤ϥͿΤߤΤ롢ȤȤʡפȤϻפɡ
MacOS X 31ʲС 13:21:33 MAIL:masaru-y@kt.rim.or.jp HomePage:24614