[解題] 國中幾何 內切圓半徑
1.年級:國三複習
2.科目:數學複習
3.章節:
4.題目:有一線段BC長3,以3為半徑,分別以B點、C點為圓心
畫弧交於A點,求此圖形內切圓半徑
參考圖http://imajr.com/1-1359504
5.想法:作三角形ABC看不出與此圓有什麼關係
似乎也不是內外心
請數學高手指教
感謝~
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