å
ΤǤ礦ޤȤΩʤ褦ʡ
228ڡ 0:16:23 40340
ߤ뤯
3.5^2+12^214^2ʤꤿʤǤ
228ڡ 0:21:23 40341

Ŭʿ줿ޤС14Уġ5.5Ȥʤ
إθǢУãĤѤ򶯰˽Ф顢342159/16 38.5
ʿԻշѤϡУãġ39/11 ߡ2 ʤΤ̵ˤʤä̵ʵ
裲롼ס 228ڡ 0:22:51 HomePage:40342
ޥ
ߥޥ󡢳μ¤˥ߥǤm(__)m
iMac 228ڡ 0:23:50 HomePage:֥40343
ߤ뤯
ŪˤABPCĹEȤ
EA:EP=14:15,EB:EP=19.5:15AP=14PD=5.5
15*5.5/(5.5+19.5)=3.33:4:515*4/512ʤǤ礦
228ڡ 0:26:22 40344
CRYING DOLPHIN
ABPդˤʤΤAP14cmPD5cmϤʬäơPCD3դĹ狼äΤǡ345ƤΤʡȻפĤĤ⤽ϤäȤʤΤǡ
ǤBDPCľʤƻȤäƤʤѤʤäƻפĤĤ⡢ҤȤޤ롼ȤȤäPDդȤȤι⤵(Ĥޤ)褦Ȥ顢롼ȤФƤƥѥ˥åѥ˾֤ˤʤäƤޤ(
ï⤤ʤԳϡ 228ڡ 0:37:03 40345
ߤ뤯
ĹʤƤAP=14̤餫
228ڡ 0:41:08 40346
⡼ޥ
äѤ...?

3:4:5 ޤ...^^

λʿǤ...
h^2+x^2=14^2
h^2+(x+5.5)^2=15^2
...xˤʤä㤦...?
ǽ...ǵ褦Ȥ...⡢ľϻȤʤäƤФä...^^;
228ڡ 0:45:27 40347

ޤǵƤ뤾᤮Ƴȡ֤ͤӡפʸǤ
פߤäƤޤ͡ΡŲθΩ⹻ο޷Ʊ褦ʤȤޤϲ(͡)åƤäΤǤͥåѤǤ͡
ޤäطʤǤߤʤβޥ뤵åƤäƤ褦ǤΥޥ뤵٤ޤǤΤʤƴطʤȤͤơʡˤޤޤ򤢤ͤڤˤʤäƤ
228ڡ 9:09:30 40348
Mr.ǥ
19.514ľǷޤ뤳Ȥ顢15ξˤⵤŤ򤭻ϤᡢǤϥ֥åסؤȤäƵ
142ݡ355/56ˡ2ѡ12.48
Ȼפäơ̤򸫤ȡ֤ͤӡפꡢǼ
ƬηǤʤƤ褫äʤ¿˵դΤϤΣĤǤ͡
ʥޥ뤵󡢰ƮƤǤͤ뤳Ȥ⤢Τǡˤʤ餺ˡ
228ڡ 10:13:20 40349
abcba@baLLjugglermoka
ҤäȤPBCؤο­FȤBCαĹPD=BEȤʤEȤꡢCE=25PCF3:4:5λѷȤΤǤ礦褯ͤƤߤгCPEľѤȤΤϼǤϤʤä褦Ǥ͡Ǥ⡢ǼĤ򸫤¤ؤǵ᤿ͤͼθ12ˤʤΤǡʸֿޤ?Ĺ򾮿ʲ1ͼθƲפȽľΩޤ
ˡ餷쥬ȤʤΤˤˤˤȻפޤ
228ڡ 10:25:14 40350
ma-mu-ta
ΩǤ줳ޤ򤤤äƳڤޤƤޤ
­פĤƤȡ12 ޤ
228ڡ 11:33:59 40351
Mr.ǥ
#40350
> ǼĤ򸫤¤ؤǵ᤿ͤͼθ12ˤʤΤ
ʸֿޤ?Ĺ򾮿ʲ1ͼθ
ƲפȽľΩޤ
19.5,14,15ľΣϡ¿ˤƱ
ΩʤΤǡɤξ򳰤Ƿ̤äƤȻפޤ
ؤϰϤȤƤ⡢Ĥξ򳰤ʤƤϤʤʤΤǤϡ
228ڡ 12:41:24 40352
uchinyan
Ϥˤϡơϡ
ࡤȤä褦Ǥ͡
ѥäȸˤϿޤ¸ߤ˸ΤǡǤɤʤ뤫ʡȹͤƤߤ顤ʴ

BD PC θ EP BC ˲­ HȤޤ
AD//BC ꡤAPB = PBC = ABP ʤΤ ABP ջѷ AP = AB = DC = 14 cm Ȥʤäơ
PD = AB - AP = 19.5 - 14 = 5.5 cm Ǥ
ǡEDP EBC ʤΤǡPECE = DPBC = 5.519.5 = 1139Ǥ
ʸˤϤʤǤ (^^;ޤ PC = 15 cm ʤΤǡPE = PC * 11/(11 + 39) = 15 * 11/50 = 3.3 cmˤʤޤ
ꡤPED 345 ľѻѷˤʤꡤPED CEB CHP ʤΤ CHP 345 ľѻѷˤʤꡤ
CHHPPC = 345PH = PC * 4/5 = 15 * 4/5 = 12 cm
ˤʤޤ

ºݤˤϤϥǡ#40347Τ褦 PD = 5.5 cm ˤƻʿȤäĴ٤ȡ
PD = 5.5 cm > CH = 237/44 = 5.38636 cmȤʤäƤޤ
PD = 5.5 cm < CH = 9 cmȤϹ鷺Ǥ͡

ʤǤDz򤱤褦˸ΤǡäƤߤޤ
԰ˤϺܤä㤦Ǥ (^^;
ͥνȡ 228ڡ 12:48:51 MAIL:uchi@sco.bekkoame.ne.jp 40354
uchinyan
Ϥοؤ򤤤Ƥߤޤ
ޤȤޤä֤ϼʤΤǡ򸫤ƳФƤƻŻι֤˹ͤ롤Ȥǡ
ºݤλȤϰ㤤¤ʤΤǡޤǤ⤴ͤδۤǤ

[1]ʿ̿޷
ǽ֤äƻǤϡ λ͡פȻפޤȤƤפȻפޤ
λϤʤΤǻDz򤤤Ƥ⤤ȻפޤԤΰտޤ褯ʬʤ
⹻ؤƻ񤷤򤯤ʤС٥ȥ뤫ɸǤ礦

[2]ξ
츫񤷤˸ޤŪ˾Ĵ٤Ƥߤȡ֤ʤפȤ
˲νΤ褦˻פޤ

[3]¿༰ξ
٤ϰ츫餫ǤˡϤν줽Ǥ
ñ¿༰γ껻ˤФȻפޤ
ͽβ򸫤 n οŪǼˡȤäƤ褦Ǥ
¿ʬˡǤϸ줽Ǥ

[4]ؿκ
⴪ΤͤͽۤǤȻפޤ
ϡ̤ʬĴ٤ФΤƤ񤭤䤹Ǥ

[5]ǰϤޤ줿ѡˡʬ
⡤äٶƤ̤˲򤱤Ȼפޤ
Ĥޤʤ׻ߥ򤷤ʤ褦ˡ

[6]Ψ
(1)ϴñ
(2)(1)˹ͤ񤷤ϤʤǤ礦
ˤäơƤνǺФ뤫Τޤ󤬡

ǯǤǶεפ꤬¤Ǥޤ
äơȿФˤäߥ仨Ƥ񤯤̿Ūˤʤ뵤ޤ
बʬʤΤǡʥ饤ɤߤŤ餤Ǥ
[1][4][5]ϴơ[6]⾯ʤȤϹäơ¾Ȥˤĥʤȡ
Ȥޤ
ͥνȡ 228ڡ 17:07:21 MAIL:uchi@sco.bekkoame.ne.jp 40355
uchinyan
ʸϤȵʸϤοؤ򤤤Ƥߤޤ
ˤäƻ¤ʤǤäƤΤǡޤǤ⤴ͤδۤǤ

ޤϡʸϡ

裱䡡ؿľθ˴ؤؿ
ʸɤޤǤƤΤ㴳ޤʰݤΤǡǫ˲Ǥ礦
ΰ̣ȴʤ褦˿ŤƤɬפޤ
դС꼫Τ񤷤ʤȻפޤ

裲䡡ɸ
֤˷׻ƤǤ׻˴Ƥʤȼѷ˸Ǥʵ⤷ޤ
¤ϡο޷ŪΤäƤФۤȤɷ׻ʤDz򤱤ޤ
޷Ūʤ˻ȤäƤΤʬʤΤǡƻ˷׻Ǥ礦

裳䡡Τ뼰κǾ
ʿ̤κɸǤΰ衤޷ªƹͤΤȻפޤ
ʬ빽Τǡȴʤ褦˿Ť˹ͤ뤳ȤɬפǤ

裴䡡Ψ
Ϥ裳(1)ƱǤ

ϤƱͤΤȤγ·ä꤬¤ǤȻפޤ
Ϥοؤդʿͤ餹аפΰݤޤ
ʸϤοؤʿͤ϶ϫʵޤ
裱ϳμ¤˲򤤤ơ裲ⲿȤ
ˡΨդʤ裴򡤤Ǥʤ裳򡤤ȤäǤ礦
ʥ饤ϣܦ餤ʡ

ˡʸϡ

[1]ؿι
ؿȤ߹蘆äʤΤǤ򤦤ޤ򤭤ۤƤȤפǤ
ˣؿˤ꤬դʤʤޤ
򲡤ƥդȤäƹͤ񤷤ʤǤ礦

[2]ʿ̿޷
Ϥ[1]ƱǤ

[3]¿༰ξ
Ϥ[3]򾯤䤹褦Ǥ
ϼºݤ˼ʬΤǡ˹ͤФǤ礦

[4]ǰϤޤ줿ѡˡʬ
Ϥ[5]ʸϤνϰϤ˽񤭴褦Ǥ
äٶƤ̤˲򤱤Ȼפޤ

[5]Ψ
Ϥ[6]ȤۤƱǤ(2)פʤäƤޤ

ϤƱͤˡפ꤬¤ǤȻפޤ
äơäߥ仨Ƥ񤫤ʤդɬפǤ礦
ʸϤȤƤϡ[1][3]Ͼ񤷤ΤΤޤ
[2][4][5]ϳμ¤˲򤤤ơϡ֤ޤǴĥ롤ȤǤ礦
ͥνȡ 31ʶ 14:20:12 MAIL:uchi@sco.bekkoame.ne.jp 40356
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ϼޤ䣳ȤȤϲ
ǤդμnˤĤơפǡֿŪǼˡפФƤʤ
ޤޤԤ­ʤʡȤǤ
ɥɡ顡 33 0:40:51 40357
ģ©
䡢ʸ´ȤʤΤǤȤꤢʸϤäƤߤޤ
uchinyanͤȤۤƱͤǡ裱裲ϿŤƻ˷׻鲿ȤʤäǡΨդʤΤ裴عԤޤ裳ϤޤͤƤޤŪˤ裱ǣţԤȻפäƤΤǤˤ벼ݵ˲򤤤Τǡ⤷ֲˤ顢򤱤Ȥϻפޤ󡣤áϣ¤Ǥ⤢ޤ
34ʷ 20:24:47 40359