٥륯åĥ
£äȣѡģѤȤθҡӤȤơѷ£äȻѷģ£äΥ٥ڤǣͣ͡ҡ£ҡңáģΡΣӡ£ӡӣäޤѷͣФѤ1ȤȻѷ£Ҥ48/7ѷģӣä36/5Ȥʤꡢѷ£ѡỰѷģãѡѷ£ѣҤ36/7ѷ£ѡỰѷѣġỰѷģãѡ12޳ѷ£ѣãġ36ѷ£ѣá12Ȥʤꡢ12/36-12ˡ1/2Ȥʤޤ
412ڡ 0:29:01 47166
鯤ο
ǺǸޤǹԤʤơƼиɸޤ
A(0,-1)B(4,0)C(0,3)D(-2,0)P(0,0)M(1,0)N(0,1)ȤȡQ(4,3)ˤʤޤ
ABCDAC*BD/2
ADQAN*BD/2
ꡢADQ/ABCDAN/AC2/41/2
¤ϡPBQCʿԻշäȤȤǤ͡

412ڡ 0:38:20 47167
⡼ޥ
MACʿơθM'Ȥ...
DP:PM=2:1
so...DMM'=DPN*(3/2)^2
DPN=2 ֤...
DMQ=2*2*(3/2)^2=9
ABCD=24 Ȥʤꡢ
ADQ=1+2+9=12Ȥʤ...
ä礯...ADQ/ABCD=1/2 ȵޤޤ ^^
412ڡ 0:43:49 47168
cocogoo
ѷAMP=sȤѷQPM=s1,ѷQNP=s2Ȥơs1+s=s2, 2s1=s2+2sꡢs1=3s,s2=4s, ꡢѷQAD=12s,ͳѷABCD=24s,ä1/2
412ڡ 0:54:25 47169
baLLjugglermoka
׻ߥޤޤϻͳѷ
412ڡ 1:11:47 47170
CRYING DOLPHIN
APPNNC112DPPMMB213ġڹá
AQDǡڹáۤѤƥ٥Ļ¤()ꢤAPDAQD[1][6]ġڲ
ڹáۡڲۤȤȡAPBᢤAPD2[2]DPCᢤAPD3[3]PBCᢤAPB3[6]ȤʤꡢͳѷABCD[12]Ȥʤ롣
ä[6][12]0.5ܡ

APQᥢDPQᥤAPDᥦȤȡ
(ܥ)DPPM21(ܥ)APPN11
ܥܥ[6]Ȥȡ[2][3][1]

٥Ļ¤ȡMNϻͳѷгפȤüռ˲򤱤㤦ߤ
ï⤤ʤԳϡ 412ڡ 1:20:43 HomePage:֥⤢롣47171
ˤ
٥ȥǷ׻AM:MQ=1:3,DN:NQ=1:2
Ƿ׻ƻѷѤϭAPDΣܡͳѷѤϣܡ
ä1/2
Ķļˡ 412ڡ 5:39:29 47173
ֿء׾ι
Ϥ褦ޤͥ饦Ȥޤʡ
412ڡ 7:44:01 47174

ŬACBQBDQCʿԤȤƤޤ
412ڡ 14:30:37 MAIL:cde47730@hkg.odn.ne.jp 47175
ǯ
BC=LȤơDڤMڤN̤BCʿԤѷդȤʿˤdzʬĹLܿȤƵȡDNNQ12ޤ̤1/2
412ڡ 17:29:52 47176
ˤ⡼
AM̤BCʿԤʻѷѤ٤ƻФޤ
413ʶ 2:01:20 47177
DSK24
٥ĤǽǤ͡
ˤäǷǼĤ򸫤¸ߤΤäƤϤμꤹ٤
٥ڤѤƲ򤫤ƤƤޤ
413ʶ 15:27:50 47178
ޤ
ͥ饦ϢȯΡ֥եȡפʲˡǤ orz
somewhere in the world 413ʶ 18:25:07 47179