Taro
Ⱦߡ2ĹǤ
Ժޤޤ
ԤΤϤ졡 25ڡ 0:11:04 33830
Τ
Фϡ
פǤ
ס˱구ʤɽФƤߤޤ
Ⱦ5cmαߤ10cm8cmĹǤ͡
25ڡ 0:11:05 33831
ޥ
ޤä߼Ψâ񤭤˺Ƥޤ...
iMac 25ڡ 0:11:52 MAIL:masaru-y@sansu.org HomePage:֥Τۤ33832
ڤפɡ
ޤäAB겼ˤ⤤
25ڡ 0:12:11 33833
EG
ʬ˺Ƥ餫ʤǺߤޤ
25ڡ 0:13:47 33834
Τ
Фϡ
פǤ
ס˱구ʤɽФƤߤޤ
Ⱦ5cmαߤ10cm8cmĹǤ͡
25ڡ 0:15:15 33835
Ϥʤ
߼ΨɽˤʤΤǡäΤȤäƿɤߤƼޤʾС

Τȡ3:4:5ȤȤʤ뼫

810+553.14Ǥ͡
25ڡ 0:17:04 33836
Ѥ
פ֤3:4:5λѷ򸫤ޤ
֡ 25ڡ 0:17:10 HomePage:33837
㡼ߡ
Ϥä򤱤ޤȤ⹻äݤǤ͡
Ȥ礦Ȥ䤯 25ڡ 0:17:10 MAIL:kakuromaster@star.cims.jp 33838
ޥ
#33838
⹻ʥ顦ˤȤˤƺޤ
iMac 25ڡ 0:20:50 MAIL:masaru-y@sansu.org HomePage:֥Τۤ33839

ߤθʰüˤεפϡĹȾʬαߤˤʤ
äƤΤϾQʤΤǤ礦

̵顢ߤ濴ˤȤäΩƤƹͤޤ

Ǥɤ򤤤餤Τʡ
ܿĻԡ 25ڡ 0:22:54 MAIL:-⡥󡥣塥 HomePage:33840
ߡ
ʬ򵤤Ť
ޤ
25ڡ 0:24:26 MAIL:amimorisama@hotmail.com 33841
ߤ
إʥե꡼ϥɤοޤϰϤϤä狼ʤΤǡѥ구Ǻޡ

¤ȣУѤʿԤΤȤޤ䤹äΤDz̤꤫Ƥߤ
̤餫Ƿ֡
ɤȾ£ȾߡߣܣߣĹפˤʤߤ

Ǥ줤˲򤱤󤫤ʤפϿؤäݤɡ
25ڡ 0:28:40 33842
ֿء׾ι
ޤϤʴ
http://www14.ocn.ne.jp/~mathtrip/s633/s633.jpg
25ڡ 0:32:23 33843
Taro
#33840
ϡPAABΤȤAMOľѤǡ߼ѤѤ¦εפ
ľAOα߸̤ΰȿͽۤ򤷤ޤ
ԤΤϤ졡 25ڡ 0:33:46 33844
㡼ߡ
#33839
30 ǯ餤Υ顦⹻ǡ2 Ĥα C_1, C_2 ä
C_1 P C_2 Q ưȤ PQ ¸ϰϤѤᤵ
꤬ޤ (ͤ˺줿)
򤭤ʤ餽פФޤ
Ȥ礦Ȥ䤯 25ڡ 0:33:38 MAIL:kakuromaster@star.cims.jp 33845
Ϥʤ
ȤǡǯĤĤޤ͡

ͥåȤǼ볫ۡҳر򤤤Ƥߤޤɤǯ̤ȤäȤǤ礦äȤऺᤫʡ޶򤭤ȤǤǯʤʤΤǡФ餯ܲ¤֤ΤԤȻפޤʵˡʾܤɾϻ˽񤭤ޤ

2009ߣߣǤȤ¤פäȤ줺ʾСǻȤ줿餤Ǥ7ܿǯϥ󥹤ʤΤˡ2016ǯ2*2*2*2*2*3*3*7ʤΤǡ2016ǯ˴ԤǤ
25ڡ 0:34:29 33846

#33844
ͽۡäǤ͡()
ΤMAȡOȡPAABΤȤM̤ȹͤȡ
ľ¤AOαߤȹͤΤǤͤ
ܿĻԡ 25ڡ 0:42:41 MAIL:-⡥󡥣塥 HomePage:33847
Mr.ǥ
ʱߤ濴ϤȤȤˣϣ,ϣ¤򤽤줾ľ¤Ȥ2Ĥαߤ½ͤá
פäΤǤα߼ǽϰϤ饰饦ɤΥȥåΤ
ʷˤʤ뤳Ȥʬ֤ۤáפȤޤ

ͤεפϡޤäʬϤФܣͣϡ90Ǥ뤳Ȥ顢Ϥľ¤ȤߤǤ뤳
餫Ǥ

ꡢͤεפȣΤεפϸߤΩƤΤ̡˵ᡢξ֤٤Ƥ
ʬϰϤͤФ褤ΤǤ͡˵ŤޤǤλ֤ޤ

25ڡ 9:58:58 33848
λȼ
Ⱦʬʾ̲ʤΥȥ饤ǡ׻ߥޤޤ
סΥꥢ륿ʤΤˡ֤γݤ뤳ȤӤġ

Ϥʤ
᣷ϲͧرܤκǸ˻ȤƤޤ¾ˤ⤢뤫⤷ޤ

ǤϤ٤ߤʤ
zerostar 25ڡ 1:01:01 33849
sugitakukun
̤ΤΤǮ椷Ƥˡʻ֤ˤФϡ

ޤM,Nꤦεפϡ줾A,BߤܤȾ5cmαߤȤʤ롣
ǡABοľʬ߼θC,DȤ롣
ȡM,NꤦΤABǤˤΤϡP,QCޤDΰ֤褿Ȥ
ǡºݤ˿ޤ˽񤭡ĹƤߤơĹȾ2Ĥäݤפͽۡʴ
10855ߦС158.5ȽФޤ

A,BɤˤäƤM,NA,BߤܤȾ5cmαߤǤ顢
Ȥ2Ĥܱߤ濴֤εΥФơȾ5cmαפ濴֤εΥʬưȤ̲ѡפȤΤ̩Ǥ礦͡

Ȥȡܱߤ濴äƤΤߤ濴OA,BʤΤǡ濴֤εΥ(AB/2)cmäƤȤǡABĹx(cm)ȤȤ

55ߦС(1/2)210ߡx(1/2))25С5x(cm^2)

ǤΤ
KKS衡 25ڡ 1:37:53 MAIL:sugitakuunikun@msn.com HomePage:White Shadow33850
ΩعĹ
ʬABξȲMM줾ȺǾΰ֤ͤ롣
Ϥ줾߾
MN֤Ⱦ5cmȾߤˤʤ
äȾ5αߤѤĹ򤿤
553.14810158.5
158.5cm2
äȲ򤱤
ʤߤ˱߾2εפ1/2αߤˤʤȤԻ׵ĤǤ
25ڡ 2:47:12 33851
ԥ˥å
123456799111111111
8ʤǤ
123456798987654321ʤ
25ڡ 3:06:42 33853
Mr.ǥ
#33853
12345679[9ܿ(81ʲ)]1234567963777777777
12345679[3ܿ(81ʲ)]1234567915185185185
123456792125925925912345679485925925921234567975925925925

25ڡ 10:31:34 33855
abc
ͤεפϡ濴ȤơФεפǤȾ10αߤ1/2ܤ˽̾濴ʬϡϤȾ10αߤ濴ˤȾ¤5
ߤˤʤޤ
ƱͤˡΤεפϡʬ£Ϥ濴ȤȾ5αߤˤʤ
줫顢ʬͣΤ̲ΰ褬狼ޤ
25ڡ 10:35:14 33856
uchinyan
Ϥˤϡơϡ
Ѥʤ龯ꤳäƤޤޤ (^^;ʴǡ

ǽ顤PQ 򤤤ưƤߤơäĤʡȤۤʤȤͤƥȡ
ˤѤޤϡP ͤ M ޷ͤ뤳Ȥˤޤ
ߤ濴 O ȤȡP O ˴ؤȿ¦ˤˤϡM O ˰פޤ
OA O' ȤޤO'A = OA/2 = 10/2 = 5 cm Ǥ
P ̤ΰ֤ˤˤϡPAOMAO' ͤȡ
AM = MPAO' = O'O PAO MAO' 椬 21 ˤʤꡤO'M = OP/2 =10/2 = 5 cm Ǥ
ĤޤꡤM O' 濴ȤȾ 5 cm α߾ˤޤ
BQN ˤĤƤƱͤǡN OB O'' 濴ȤȾ 5 cm α߾ˤޤ
MN ưϰϤϡĤαߤξϰϤʤΤǡĤαߤȡO' O'' ξƱβƱΤǷϰϤˤʤޤ
ǡO AB ˿򲼤­ H Ȥȡ
OA = 10 cmAH = AB/2 = 16/2 = 8 cm ʤΤǡOAH 345 ľѻѷˤʤꡤOH = 6 cm Ǥ
ǡO' OA äΤǡO' ϡO 顤 4 cm 3 cmΰ֤ˤޤ
ƱͤˡO'' ϡO 顤 4 cm 3 cmΰ֤ˤޤ
ǡѤϡξ¦ȾĤȤ˶ޤ줿ĹʤΤǡ
5 * 5 * 3.14 * 1/2 * 2 + (5 * 2) * (4 + 4) = 78.5 + 80 = 158.5 cm^2
ˤʤޤ
ͥνȡ 25ڡ 11:13:19 MAIL:uchi@sco.bekkoame.ne.jp 33857
o
꤬Ĥʤ褦ǰճȴñ
25ڡ 11:26:12 33858
abcba@jugglermoka
#33836
3:4:5򲿽ǻȤȹͤǤޤ
25ڡ 11:35:08 33859
uchinyan
ǼĤɤߤޤ
ޤƱ褦ǡM ޷N ޷줾Ⱦ 5 cm αߤȤʤ롤ȴ뤫ɤݥȤΤ褦Ǥ
AMO = 90뤫餽Ƴ¿Ǥ͡

ʤ

#33845
޷ΰִطͤˤꤽǤʤȤ⻻Ǥϡ񤷤

#33850
Ȼפޤ

#33853#33855
򤤾򤢤꤬Ȥޤ
ͥνȡ 25ڡ 15:58:16 MAIL:uchi@sco.bekkoame.ne.jp 33860
⡼ޥ
äȵդ...
AB ȿ¦ˤưȤˡ
줬ʤä顢𷿤γ٤ϤɤäƽФä...^^;
8*10+5^2*3.14=158.4
25ڡ 14:14:41 33861
Ȥ
ʸɤѻˤǤߤ񤤤16ʬ
2ͳưȤ1ꤷƥץåȤƵΤ褦ʷ
٤ϸꤷưƥץåȤΦ嶥Υȥåη
ѻΤ˥ץåȤΤǥޥܤɤ
5^2*3.14+8*10=158.5()
˭ԡ 25ڡ 18:51:13 MAIL:fttnm528@ybb.ne.jp 33862

ʬ¤ľ¤ʿԤ˵Υ˸ꤷǫ˺ޤ
򤭤ޤǸκǸǡ253.14򤺡äȡ47.1
׻Ƥǰ
ä餢äǤޤ
ޡ 25ڡ 19:18:48 33863
⡼ޥ
#33848

ǥΡ
>ͤεפϡޤäʬϤФܣͣϡ90Ǥ뤳Ȥ顢ľ¤ȤߤǤ뤳Ȥ餫Ǥ

Ǥ͢

錄ϡAOĹľ¤ȿ¦ P פȵưȤ AP ΤĤͤ 1/2 AO ľ¤Ȥ 1/2 ˽̾줿ߤˤʤϤ...1/k εפϡ1/k αߤˤʤޤ...
25ڡ 22:20:21 33864

#33848 #33864
ʤۤɡ
ܿĻԡ 26ʶ 0:18:03 MAIL:-⡥󡥣塥 HomePage:33865
ޡ
ͣϤդϤȤľѻѷͤεפߤȤΤʬǤϻμǤä
26ʶ 14:07:10 33866
ֿء׾ι
A濴ȹͤơMP޷2ʬ1˽̾޷ȤΤϤǤ
26ʶ 17:13:16 33867

󥿡ͥåȤδĶ褦䤯ȤȤǵסηǼġ
ΰȾ10Ѥαߤ8ʿ԰ưʬǤ͡
ΰνФϡGRAPESȤäơ
ȿ§Ǥ͡ޤ
26ʶ 21:00:59 33868

ޤȾ¤5ѤǤ
26ʶ 23:22:09 33869
Mr.ǥ
#33866 ޡΤŦ
Сޤ˴ŪʤΤ񹳤ʤȤޤϰϤȤСΤˡ
ϰϤǤȤʤȡֿء׾ιԤϤͤ񤫤ƤA濴
ͤơMP޷2ʬ1˽̾޷פȤäƤΤǤ礦͡
27ڡ 9:52:23 33870
ϥ饮㡼ƥ

٤ʤޤʹ֤ˤդʬȶʬ
褦ǤΤưüϤä
褦Ǥ

äϷǵϤʤʤäƤȹͤ뤳Ȥⲯˤʤޤ

27ڡ 16:58:51 HomePage:湩ؤ˥33871

ɤ
®2ۤɸĤޤ

(1)
ӤΤޤ1ƻޤA,B,C3ͤϡƱ꤫Ʊ˽ȯޤABϱꡢCϺǤAʬ80áBʬ65ä®⤭ޤCϽȯƤ20ʬAȽв񤤡줫2ʬBȽв񤤤ޤ
ӤΤޤϲäǤ
(绰

(2)
ͤΥ졼˾ꡢ1ʤIJƤä28DzˤĤޤƱͤꤿȤ5ܤ®ǡΥ졼夬ä56ǾˤĤޤߤƤȤˤϥ졼ϲʤޤ
(98ǯԥåȥ饤)
210ʲС 21:00:53 33872
⡼ޥ
#33872

1) 3300 m
2) 48

ʤȲ򤱤ޤ...ƻ...^^;
211ʿ 14:07:31 33873