٥륯åĥ
ޥ뤵󡢤˻湹꤬Ȥޤ
ꡢɽƤޤΤǡбꤤޤ
316ڡ 0:03:00 52283

󥯡toi1244ˤʤäƤޤ͡
http://www.sansu.org/toi1245.GIF
ͤǤ
316ڡ 0:12:36 52284
ɥȥ
ȡԷǼĤΥե륿ŽäƤΤǤ
316ڡ 0:13:59 52285
ǯ
⹻ؤǤ
;cosC=4/5sinC=3/5
ѡ(15*8*3/5)/2=36
ǤˡϤ줫
316ڡ 0:24:33 52286
Mr.ǥ
ꡡAC^257
;ꡡcosB=4/5
sinB=3/5
ä
ABC(1/2)x8x15x(3/5)=36
ޤäؤǤʤ줫黻ǹͤޤ
ڻԡ 316ڡ 0:24:37 52287
٥륯åĥ
MAC˲­HȤ롣
MABʣΤȤˤ֤21ǤƣͣΤ4ջѷͣΤȾʬľѻѷͣȤϹƱʤΤǣȡᣲ£ȡ6Ȥʤꡢãȣͤ345ľѻѷǣͣȡ4.584.5223636㎠ˤʤޤ
316ڡ 0:32:35 52288
Mr.ǥ
#52287ˤơBC٤ƵդˤʤäƤޤޤ
ޤǯԤ#52286Ȥޤä꤫֤äƤޤäΤǤ
ǤʤäΤǤΤޤޤˤƤޤ
ڻԡ 316ڡ 0:38:12 52289
ǯ
ACNȤMN=AB/2AMʤΤǭMNAջѷ
MAN˿MP򲼤ľ򤹤롣
CP=6ʤΤǡCAαĹB򲼤QȤ
CQ=12
BCQ3:4:5ľѻѷBQ=9
ѡ9*8/2=36
316ڡ 0:40:41 52290
ND-GOLD
ѷABCM濴оΤʰ֤˻äƤơλѷȹΤƤǤʿԻշǹͤʬ䤹Ǥ
316ڡ 0:47:04 52291
(Keigei)
ʿԻշABDCСABAD
ABDջѷ顢
BDNȤСAN˴ؤоΤǡ
(ſΤʤƤ)оˤꡢ
ܤϣǸꡢ
ABDѤʬޤ
ܤθGȤС
ABGᢤABC/3 顢BGBC/35
BNBD/2AC/28/24
BNGΣդ 3,4,5 ǡѤ 6
ABCᢤABD6ߢBNG36 Ǥ
316ڡ 1:08:05 52292
Ĺ
ʲ񤭤
http://yosshy.sansu.org/junk/2021/san1245.jpg
Ų 316ڡ 1:09:20 HomePage:åλؤ52293
ɥȥ
2̡Taro󤹤
ABNȤȡAMNAM=ANջѷȤʤ롣
BMNBCA1:2ˤʤ뤿ᡢMN=4cm
MNCAʿԤʤΤǡAMN˿򤪤­PȤȳPACľѤȤʤ롣
MAC˿򤪤­QȤPM=2cmQC=6cmMC=7.5cm3:4:5MQ=4.5cm
äƵ84.522=36cm^2
ϢȤäǤ
316ڡ 7:10:40 52294
ȤޤԤ
ŻǤޤM濴ȤʿԻշ򥤥᡼СľѻѷФƤΤǤǡޤƱǤ͡
316ڡ 9:00:38 52295
̿
ѷABCγκɸA(x,y),B(0,0),C(15,0),M(15/2,0)ȡСx=43/5,y=24/5ȡʤΤǻѷABC=1524/52=36ȡʤޤ
316ڡ 9:26:17 52296

ABNȤȢBMN梤BCA, MNAC, AM=AN
BAMʬBCθPȤ
APMN, BP:MP=AB:AM=2:1
äBP=5, MP=2.5
ľѻѷAPCˤAC=8, PC=10 ʤΤAP=6
ABC=86215/10=36 cm^2
316ڡ 10:12:51 52297
Mr.ǥ
ǹͤľޤ
AMM¦αĹ AMMDȤʤDȻͳѷABDCʿԻշ
DCABDA
M,DAC˲Τ򤽤줾졡HNȤ
AN:NH:HC112
NC8(3/4)=6
ͣä345ľѻѷ
袤£á2ͣá2(1/2)x8x4.5=36
ڻԡ 316ڡ 10:39:54 52298
ޥ


եΥ󥯤Ȥե̾Υߥ
ԷǼĤؤΥѥɤΤޤ
ե뤬Τޤ

ȤꡢѤˤǤ򤪤ޤ

¤PC˵ϩˤĤƤޤե̾νо񤫤줿եνiPhoneԤftp饤Ȥssh饤Ȥ򥤥󥹥ȡ뤷ơCUIȤ...˱ܤˤʤꡢ֤äƤޤޤ...
ҤȤ 316ڡ 12:12:40 HomePage:52299
ޤ
ѷ褦ȤƤ꤯AB=xAMC=ȤȤ;ABĹᡢإθ36cm^2Ȥʤޤ礤Ƿ׻ΤϵסġġȤꤢβˡɤDzޤ
316ڡ 12:57:04 52300
ֿء׾ι
ޤΤϿޤ̤
https://chafima.org/sansu/s1244/sansu1244.png
ɤʤΤƱǤ餴
316ڡ 17:24:59 52301
ֿء׾ι
Υץ򤷤ƤߤޤƱˤʤ򥫥ȤƤޤ
ޤƱˤʤΤǽʤȤʬäϽ˽õޤʤǷ׻֤Ūṳ̂ޤ
Τ99󤫤ƽФޤ

def r(n,a1,a2,a3)
if n<100 && !$an.include?(n-1) then
if a3==a1&&a1==a2&&n!=1 then
$an.push(n-1)
else
a10=a1;a20=a2;a30=a3
case n%3
when 1
a1+=n
when 2
a2+=n
when 0
a3+=n
end
r(n+1,a1,a2,a3)#;p n,a1,a2,a3

a1=a10;a2=a20;a3=a30

case n%3
when 1
a1-=n
when 2
a2-=n
when 0
a3-=n
end
r(n+1,a1,a2,a3)#;p n,a1,a2,a3
end
end
end

$an=[]
r(1,1000,1000,1000)
p $an,$an.count

316ڡ 17:37:56 52302
ޡޤ
#52301
ۤƱˡǡ345ľѻѷõƲ򤱤ޤ
Х󥹤ʤäʤ 316ڡ 22:43:21 HomePage:ĥåǿäƤ52303
Ȥ
5ʬ餤ǤǤޤ
(Ǥʤͳǡ)
ϿƤޤ!!

ɸM(0,0),B(-15/2,0),C(15/2,0)
M,C濴Ⱦ¤Ĺa,8
αߤθ
A((4*a^2-31)/60,sqrt(-16*a^4+3848*a^2-961)/60)
BȤǻʿ
((4*a^2-31)/60+15/2)^2+(sqrt(-16*a^4+3848*a^2-961)/60)^2-4*a^2=0
(97-4*a^2)/2=0 a^2=97/4 a^4=(97/4)^2
Ayɸ
sqrt(-16*(97/4)^2+3848*97/4-961)/60=24/5
줬⤵Ǥ15ݤ2dz
ABC=(24/5)*15/2=36()
˭ԡ 317ʶ 6:36:10 MAIL:fttnm528@ybb.ne.jp 52304
ֿء׾ι
գ¡97Ф顢إθǵ뤳ȤǤޤ͡
;Ǥգ¤Ф뤱ɡcosC狼ä1/2absinCعԤޤ͡
317ʶ 7:33:12 52305
nobu
ʬBM򣲡1˳ʬC
ʬBM򣲡1ʬDȤ
ʬDCľ¤Ȥ߾AϤޤ
ʥݥ˥αߡ
ѷADCľѻѷˤʤޤ
317ʶ 13:40:39 52306
nobu
ʬBM򣲡1˳ʬC
ʬBM򣲡1ʬDȤ
ʬDCľ¤Ȥ߾AϤޤ
ʥݥ˥αߡ
ѷADCľѻѷˤʤޤ
317ʶ 15:30:06 52307
KawadaT
M濴ˡBCޤDzžޤȡ8cmջѷǤޤѤޤ
MAC˹ߤϡĺߤȾʬǤ
MAC˹ߤ­DȤȡDC6cmMC7.5cmʤΤǡ3:4:5ľѻѷȤʤꡢMD4.5cmäơջѷι⤵9cmǤ
Ѥϡ8*9/2=36ʿcm
317ʶ 16:46:16 52308
KawadaT
M̤ꡢCA¹ԤABθDȤޤջѷADMĺAդ˿ߤEȤȡEM=2cmˤʤޤMCA˿ߤFȤȡAF=2cmʤΤǡFC=6cmȤʤޤ
ľѻѷMFCϡ3:4:5ˤʤΤǡMF=4.5cmǤ
äơѷMACѤ8*4.5/2=18ʿcmѤϤܤǡ36ʿcm
319 12:14:38 52309
ܥܥС
ʿƤߤǤ͡棳ˡäƤǤף£ͥʤʤΤࡪ
322ʿ 10:56:29 52310
٥륯åĥ
̲­WBCΤäꡣ
䡢̲­ˤʤ褦ʻӤǤϤʤ顢̤˽մֽǤ˻ΤǤ礦
323ڡ 0:01:35 52311