[幾何] 三角形內一點問題
題目見網址
請問要如何解題呢
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11/16 15:17, , 1F
11/16 15:17, 1F
→
11/16 15:41, , 2F
11/16 15:41, 2F
推
11/17 10:44, , 3F
11/17 10:44, 3F
→
11/17 10:44, , 4F
11/17 10:44, 4F
推
11/17 11:25, , 5F
11/17 11:25, 5F
→
11/17 11:49, , 6F
11/17 11:49, 6F