CRYING DOLPHIN
Ϥ긫ִ֤δäƤΤ͡

ͳѷ򤦤ޤȤ߹碌ơߣ飳ߣ
ˤʤ뤳ȤΤơ

ΤȤĴ鿵ŤˤʤäƤ
ܤʤ
ձԥ奦ȡ 58ڡ 0:06:32 MAIL:(ƥ) HomePage:⤢ä18546
maruhagedon
ʤǡ̾ʤ󤸤
㡢ְäƤ뤫
ϼСǤ
dzΤ˺Ƥޤ
äѤ餤ŷ񡡡 58ڡ 0:07:05 MAIL:hopes@mba.sphere.ne.jp HomePage:HOPES18547
Ҥ
Τ顦
Ĺˤƥƣ襳ȹͤޤ
ȴ㤤ƤʤǺߤޤ
58ڡ 0:07:57 18548
Taro
Ȥꤢ4դ5cm,5cm,2cm,2cmǤդο޷ΩǤ͡
ºǰƤޤޤۤȤˤΩĤΤ
PC 58ڡ 0:10:19 MAIL:tarox@nifty.com HomePage:⤦ҤȤĤʥ죲18549
JUN
Ȥꤢ¡Ĥ򣳡Ȥƹͤޤ
58ڡ 0:09:24 MAIL:mochida@pop16.odn.ne.jp 18550
DrK
ꥢ륿ࡢ꤬Фޤǥȥ󤷤Ƥޤ
ϻʿȤȤˤʤޤ
ľѤޤϤ줬֤ʤΤǤĹˤʤȤϻפˤޤǤäȤ⡢ƱѷƱ¤٤ͳѷȤޤ
ϳڱफʡ 58ڡ 0:11:44 MAIL:satoka@star.odn.ne.jp 18551
ѥ
޴Ǽꤢ14cm^2Ǥ7x7-3x3/4ǡФޤǤƥۥäȤƤޤ
58ڡ 0:11:53 MAIL:dr-yasu@nifty.com 18552
DrK
Ǥ⡢轵̤äƤʤơ
ϳڱफʡ 58ڡ 0:12:45 MAIL:satoka@star.odn.ne.jp 18553
kasama
ñ˲򤱤ޤ
+= ^2+^2 = (ܢ)^2 - 2
-= ^2+^2 = (ݡ)^2 + 2
ѷޤ弰϶гBDǤ
(ܢ)^2 - 2 = (ݡ)^2 + 2
Ĥޤ
ͳѷ = (ܢ) / 2 = ((ܢ)^2 - (ݡ)^2) / 4
Ȥʤꡢܢ=7ݡ=ޤ
²λ 58ڡ 1:23:55 MAIL:kasama@s34.co.jp 18554

סˡʤᤫäΤǤʳޤ
ȸäƤ⡢¤ϣϢ³ޤȤʬˤȤäƲˤʤäƤޤ
Ȥꤢ褦򤤤ʤȤǸȤäΤǡ
ʣƱ򽸤ƤǤȤΤ褦ʷˡࣴ
ʣߣݣߣˡࣴᣱȷ׻ޤ
58ڡ 0:23:26 18555
󤤻Τݤݤ
ɽ򸫤سȤޤ


ä񤷤ȻפΤǤ

ʤݤ
󤤻顡 58ڡ 0:42:12 18556
⹻ǯ
߼ˤ гߤľ¤ˤʤꡢơǸ Ʊʿ޷Ǥ 줬ݥȤǤ
58ڡ 1:06:32 18557
ޥ
#18556

⤺ä񤷤ȻפäƤޤϡְפäƤȤַǤפäƤȤȡֲ꤬ФƤפäƤȤΣ̿ؤζðŪʥˤĤʤäƤ봶ޤ͡
äƤtaro᤹...
Mercury 58ڡ 1:07:12 MAIL:masaru-y@sansu.org HomePage:18558
CRYING DOLPHIN
#18558
ä񤷤ޤ
λ׹ͻ֤ϺΣܰʾ塣
ñʸ꤬ʤ
ձԥ奦ȡ 58ڡ 1:16:20 MAIL:(ƥ) HomePage:⤢ä18559
Ĺ
ƤޤäƤޤ
ºǰȯ
Ѥ顡 58ڡ 6:21:42 HomePage:åȬ18560
ϥ饮㡼ƥ
Ϥ褦ޤ
򤱤ƤϤޤ󤬡Ĺ򣵤ȣȤ
򤭤ޤ

MathematicaϢΩ򤫤
դʣǤѤϵޤޤ

̶彣 58ڡ 10:30:56 HomePage:ϥ饮ݥƥ湩ؤ˥18561
ݥϥ륫
ϤȤ줷ʡफäľѻѷդĹʤʿߤʾäǤ͡
ë 58ڡ 6:29:11 MAIL:yasco@fine.ocn.ne.jp 18562

Ȥ߹碌գ礭ο˰գξη꤬뤫ʣݣˡᣱǤ͡
58ڡ 6:46:56 MAIL:mikky@hamal.freemail.ne.jp 18563

٤ɡϤ褦ޤ
岼褷ưƣdzޤϳΤñ̤Ǥ͡
ˤƤ⾾ΣϤĽФ
58ڡ 9:10:36 18564
ߥߥϤ
Ϥ褦ޤжФż֤ǹͤͤȥ⤷Ĥġ
ȤꤢΡȣ10ǤĤĤޤäƤޤޤ

ĤޤʤΤǡż֤ǡ
˷ˤ⤦ķ
̲޷ͤޤ

ˤƤ⡢ż֤Ǥʤ
Ҥʤá 58ڡ 9:26:39 MAIL:mae02130@nifty.com 18565
M.Hossie
Фˤ㡣եߤϳڤäǤ
AB = x, BC = y (cm) ȤơBD^2 = x^2 + (7 - x)^2 = y^2 + (y - 3)^2
äơx^2 - 7x + 20 = y^2 - 3y
Ѥϡ[x (7 - x) + y (y - 3)]/2 ǡˤäμȡx y ¨¤˾õơ10 (cm^2) .....Final Answer

ϤѸܤʤ󤫤ǤϤʤֽ̹Ǽºݤ˱ѸɤֻդˤߤäĤٶΤϥåפβƻǤ͡ѸμϥåפdzƤۤäǤ
˿ꡡ 58ڡ 10:06:34 18566
ޥ
#18566

Υͥե߻üԤʬޤ...(^^;;
MacOS X 58ڡ 10:10:09 MAIL:masaru-y@kt.rim.or.jp HomePage:18567
ޤ륱
#18555
⡢ͼ٥᡼ФǤο޷˵Ťޤ
http://www.ne.jp/asahi/room/maruken/sansu/fig/v1_352.gif
58ڡ 10:48:11 MAIL:take4310@mobile.email.ne.jp HomePage:ޤ륱18568

㡢Ǥäﵯɤʡ
˴ط̵ƥ
58ڡ 17:04:43 18569
ڼ
ե߳ڤäǤ
ʿǯ򲡤夲Ƥޤޤ
18568
οޤǰȯǤ͡
Ϥ˵դ夫ʬ뤫ΰ㤤Ǥ礦
ʤߤˡϸ夫Ǥ
͡ 58ڡ 18:01:58 MAIL:iida@ae.keio.ac.jp 18570
ϥꥹ
ʤͩϺѹͤ̾򤫤Ȥ󤸤㡼
58ڡ 19:25:52 18571

褷ƤҤʤȥǤΤǴ򤷤äǤ⡢
޷Dz򤯤Τ褯ʬäƤǤ͡
©Ҥˤ餻©ҤϻإǥߡȤ
ȤǶ
58ڡ 21:23:00 MAIL:VYN03317@nifty.com 18572
ͤ
4դˤʤ褦ˤ줤ĥ碌ȡˡգζ򤬤ǤΤǡʣ-ˡࣴᣱǤ
ǭ 58ڡ 21:59:53 18573
ͤ
#18573

#18568Τޤ륱󤵤οޤƱͤǤ
ǭ 58ڡ 22:02:58 18575
ѹ
ǤǤ礦̣ˤʤäƤ뤷
ơ 58ڡ 22:06:08 18576
⹻ǯ
ޤ󡢻䤬Τۤ˽񤭹ȡְäƤޤ餫ˤǤ⤪Τ⡣ɤʤǤ礦ïƤйǤäƤߤȤäˡȤʤȤꡢۤȤʤm(_ _)m
58ڡ 22:59:05 18577
kasama
#18577 ⹻ǯ
ϤޤơϤ褯Ƚޤ󤬡Ȼפޤ
BDꤷơʬBDʳPäȤBPDP褦Pεפ߾ˤ뤫ɤȤȤǤ͡
BPȢDPľ򤹤Τǡ٥ȥ(BP, DP)=0ǤB=(Xb, Yb)D(Xd, Yd)P(X, Y)ȤȡBP=(X-Xb, Y-Yb)DP=(X-Xd, Y-Yd)Ǥ顢
(X-Xb)(X-Xd) + (Y-Yb)(Y-Yd) = 0
Ȥʤߤˤʤޤʤ⤦ĥäƷ׻ȡ濴Ⱦ¤ޤޤˡ
²λ 59ʶ 0:32:28 MAIL:kasama@s34.co.jp 18578
ڡ
ޤܻͳѷBD϶̡2ܢ^2ᢢ^2ܡ^2Ȥ櫓飲褷ưǡǤ󤹤衣ޤʬäƤȻפɤ͡
59ʶ 0:37:26 MAIL:dpbun007@kawachi.zaq.ne.jp 18579
դĤ
ϡӥǤ͡ʤ٤äơʬơѤơǤȤǤꡣ
59ʶ 7:14:46 MAIL:fujisaki@octv.ne.jp 18580
ޤ륱
#18577
ϤäƤ롣濴Ѥȱ߼ѡľѻѷγܱߤʤɤǤ⽽ʬǤޤ͡
⣱ϤäƤȻפޤܤгΤ£Ĥľ¤ʤΤǡ
59ʶ 11:28:12 MAIL:take4310@mobile.email.ne.jp HomePage:ޤ륱18581
˱
׻ߥʤСʢפΤ褦ˤäƤˡۤ񤷤ǤϤʤȻפޤܻͳѷǤ뤳Ȥ˵ŤСȯ
59ʶ 18:02:05 18582
ޥ
#18580
ӥΤĤϤʤäΤǤ...(^^;;

ꡢؤȤФ㡼ھǤɡDz򤯡פ#18568˵ŤˤΤäƷ빽񤷤Ȼפɤʡ
MacOS X 59ʶ 19:51:37 MAIL:masaru-y@kt.rim.or.jp HomePage:18583
ͤ
#18558
⤷褱Фβֹ򶵤ĺʤǤ礦?
Τۤ򤤤ƤߤΤǡʡ
ǭ 59ʶ 20:32:01 18584
M.Hossie
Ǥ͡¤٤ƿηȤΤ (ܤ⤽ʤǤ) ֿ̱ͤˤϻפĤʤǤΤʬ˹ͤĤֿ̱ͤϼԷǤϣͤʤȤĴͭޤ֥פֿפΤäƤԷοʹ֤ȤǤ礦
˿ꡡ 59ʶ 22:40:39 18585
ӥ
ϥꥹʤǺֺפäƸäƤʤä褩
59ʶ 22:51:36 18586

ӥáåȡäȤޤȤ˱Ĥ
59ʶ 23:32:19 18587
CRYING DOLPHIN
#18584
http://www.sansu.org/kakomon/toi230.html
äơäƤɤ
ձԥ奦ȡ 510ڡ 0:23:50 MAIL:(ƥ) HomePage:⤢ä18588
ޥ
#18588
Ǥ졣
MacOS X 510ڡ 1:32:00 MAIL:masaru-y@kt.rim.or.jp HomePage:18589
renge
ʳ˴ñʲˡʤǤ͡
ޤǽФƤäưΡġ
510ڡ 9:07:11 18590

Ѥդɽơդ¤Ⱥʿȥԥ饹դġĤϳƻǤ礦ʴ
Ǥ
510ڡ 12:18:21 18591
֡͡ʥ˥塼ȥ
ͤԥ饹ȤäƲ򤭤ޤ
ޤ棳
¾βä鶵Ƥ
̾Ų 510ڡ 13:31:27 MAIL:satoshi63k1117@jp-c.ne.jp 18592
ѹ
ӥää塩
̾ïǤ狼褦Ѥ
͡ԡ 510ڡ 15:28:39 18594
DrK
4ĤȤ߹碌ˤơǤȤˡ褯ѤƤ褦Ǥ¤˸ȻפäƤޤޤ
ΤäƤᤤ
ϳڱफʡ 510ڡ 17:17:26 MAIL:satoka@star.odn.ne.jp 18595
DrK
֥פֿפʤơǤۤȤΤʤΤǤϡ
줳1ͤΤޤǤȤʡĤ館äƴ
ϳڱफʡ 510ڡ 17:20:45 MAIL:satoka@star.odn.ne.jp 18596
ͤ
#18588

򤤤ƤߤޤΤˤˤƤޤ͡ǤǽȤְ㤨ƾǺߤޤ
ˤƤ⤳ξ̿ؤ1ʬڤäƤ¿ƤӤäꤷޤʡ
ǭ 510ڡ 18:26:44 18597

٥ǤۤϤǤ͡

ܤβ丫ƤƴΤϡ
ꡢϰϤǤɤäƲ򤱤󤸤㤤
ȤȤǤ
510ڡ 20:59:06 18598
粬ҹ
AB = x, BC = y ȤơBD^2 = x^2 + (7 - x)^2 = y^2 + (y - 3)^2
x^2 - 7x + 20 = y^2 - 3y

Ѥϡx (7 - x) + y (y - 3)/2
嵭Ĥ

ӡᣱ

Ǥޤʡ
510ڡ 23:17:29 MAIL:toshi009@land.hokuriku.ne.jp 18599
ȥȥ
#18585
#18596
ͤǤ֥פֿפ褯ΤäƤޤ
ʼ˸лԡ 511 1:22:54 MAIL:h-sakai@zb3.so-net.ne.jp 18600
ڡ
᡼뤯
511 1:48:25 MAIL:dpbun007@kawachi.zaq.ne.jp 18601
M.Hossie
ФˤޤΥȥȥ󤬡֥פֿפ⤴¸ȤϤäȤӤäǤɤФǤïΤʤȤǤΤǡ
˿ꡡ 511 10:40:34 18602
ѹ
#18601
ͤλǤΤޤ󡪡
͡ԡ 511 21:24:02 18603
ΤƤ¤
ǶϡϤȤȤܤˤޤʡ⤦ǯǤ顢ҤΡ
ȤλǤȤषǤ礦͡Ȥǡ
ϴǤǧΤƤΤǤϤʤǤ礦
ο桡 511 23:58:16 18604
ޤ륱
ꡢޤθ٤ѤäƤΤǤϤȻפޤ
⤷Ĥ뤤ϣ¤դ褦˽ꤵƤ顢ˡҤ᤭䤹äǤ礦
Ǥ⡢ƤϽꤷƤʤΤؤ󤬽ԤȤξ顪ߤǤ勞勞ޤ

졢繥줫䡡ޥ뤵
512ʷ 9:26:05 MAIL:take4310@mobile.email.ne.jp HomePage:ޤ륱18605
ޥ
#18605
ȡפäƿޤǤºݤˤϻʿȤä¿ƤۤȤɴطʤäȤ...ʿȤ٤뤳ȤꤷƤޤʻ⸡ڤΤȤ˻Ȥäˤäͽۤۤ¿äǤ͡(^^;;
MacOS X 513ʲС 1:29:25 MAIL:masaru-y@kt.rim.or.jp HomePage:18606
Drk
ϡ֥פֿפΤäƤޤϵܱԤνпȤǤ
츩ǤΤäƤͤϤΤǤ礦⤷ʤȻ䤬β̤Ƥˤ뤳ȤˤʤǤ礦
514ʿ 12:32:55 MAIL:satoka@star.odn.ne.jp 18607
M.Hossie
#18603, 18604, 18607
ֱפ¸Ȥϡʤʤδǽ̤Ǥ͡ޤϤȤ⤫Ȥơ֥פꥢǼ¸ߤΩƤȤΤϴ򤷤Ǥ͡

ֿפȸСܤä OBC 饸 (1314 kHz) ˤ˾ʡӤȤäƤؤ̤ߤ٤פФޤɤʬ饸ǤޤɤǤ⤤ȤǤӻվΤޤϡܤ칻 (⹻Τۤ) ΤǤޤإѥڥݡ٤Ǥ⤽ΤȤäƤޤ͡
˿ꡡ 514ʿ 21:49:41 18608