作者查詢 / ZO20
作者 ZO20 在 PTT [ Math ] 看板的留言(推文), 共56則
限定看板:Math
看板排序:
全部Gossiping6546LoL1470iOS82C_Chat76Taoyuan57Math56Beauty49joke29Stock28Baseball27Boy-Girl27MobileComm25MAC24WomenTalk24sex20car16NBA13EAseries11HatePolitics11DIABLO10LoL_Picket10Tech_Job10AllTogether8ChungLi7Lifeismoney7Road_Running7L_TalkandCha5marriage5PC_Shopping5specialman5basketballTW4biker3Chiayi3GossipPicket3Military3Militarylife3movie3PublicIssue3Aves2Finance2Golden-Award2home-sale2japanavgirls2Kaohsiung2Olympics_ISG2PhD2PlayStation2RTS2Salary2Sub_Strategy2TaichungBun2YOLO2AC_In1AfterPhD1AHQ1AI_Art1Anti-ramp1AOE1BabyMother1BigBanciao1BigSanchung1C_ChatBM1CFantasy1ComGame-Plan1CVS1DC1Doraemon1Dreamland1DSLR1Electronics1FITNESS1Folklore1Food1gay1graduate1HarryPotter1Hate1Hiking1Hsinchu1HsinTien1Hunter1IGUband1Instant_Food1kodomo1KOTDFansClub1Linux1MenTalk1NARUTO1NewAge1NTU1ONE_PIECE1piano1PokeMon1rent-exp1Shu-Lin1ShuangHe1sinica1SongShan1SouthPark1SportLottery1Steam1Storage_Zone1StupidClown1SuperBike1Tainan1Teacher1ToS1TW_Entertain1V_ScHooL1Violation1VM1Yen-j1Yunlin1<< 收起看板(113)
5F→: 過G,H平行DC交AB 假設DE=3k 利用平行截比例即可得10/07 13:09
6F→: 3:4.5:7.510/07 13:09
1F→: 梯形對角線中點連線06/30 21:26
40F推: 推個 樓上解釋清楚03/18 18:38
8F→: 在相鄰圈叉的角度上在補上一個實心圈使得成為90度,01/31 16:36
9F→: 再用AA相似可得01/31 16:36
10F→: 再補上實心圈更正為實心圈一半的角度01/31 16:37
2F→: 由1樓得12/v(a)=..,21/v(b)=..,30/v(c)=..三式相乘07/09 04:09
3F→: 算出v(abc)代入後,式子(1)*v(c)與式子(3)聯立得v(c)07/09 04:14
2F推: #2 只能想到2次孟氏 5/4206/23 13:15
1F→: 1.內錯角相等、折後角度不變再假設未知數可得05/20 02:09
1F→: 圓周、圓心角05/05 16:41
19F→: 4.Characteristic property of centroid 和面積比可03/24 20:54
20F→: 得03/24 20:54