作者查詢 / FAlin
作者 FAlin 在 PTT [ Math ] 看板的留言(推文), 共293則
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1F→: 1:2是怎麼來的? 如果看得出1:2 直接畢氏定理CD=1512/07 13:44
2F→: 然後AD=CD不就做完了?12/07 13:44
5F→: 請問怎麼推出D是ACE的外心?12/07 21:05
2F→: ≡09/20 14:06
1F→: 是二分之根號二邊長05/03 16:56
1F→: abcdef=a+b+c+d+e+f<=6f 討論abcde = 1,2,3,4,5,603/19 23:49
3F→: 孟氏02/04 01:42
1F推: 不就 √(a^2+b^2) ≧ (a+b)/√2 輪換02/02 23:10
10F→: 可以用+/.1這種寫法嗎?12/31 14:17
1F→: (1)可得ADOC四點共圓 配OAEC四點共圓 就有五點共圓12/18 12:09
2F→: 之後∠ODE=∠OAE=90度=∠ODC就可以啦12/18 12:10
1F→: 三個都是109/27 18:31