Ptt 大爆卦 | 海龍公式外接圓半徑 - 前往 https://www.facebook.com/Teacher.Koala/photos/%E5%9C%A8%E5%9C%8B%E4%B8%AD%E6%88%91%E5%80%91%E7%9F%A5%E9%81%93%E7%95%B6%E5%85%A9%E5%80%8B%E4%B8%89%E8%A7%92%E5%BD%A2%E5%85%A8%E7%AD%89%E7%9A%84%E6%99%82%E5%80%99%E5%AE%83%E5%80%91%E7%9A%84%E4%B8%89%E9%82%8A%E4%B8%89%E8%A7%92%E9%83%BD%E6%9C%83%E4%B8%80%E6%A8%A3%E9%80%99%E6%84%8F%E5%91%B3%E8%91%97%E6%BB%BF%E8%B6%B3%E6%A2%9D%E4%BB%B6%E7%9A%84%E4%B8%89%E8%A7%92%E5%BD%A2%E5%8F%AA%E6%9C%89%E4%B8%80%E5%80%8B%E6%AF%94%E5%A6%82%E8%AA%AA%E9%82%8A%E9%95%B7-567-%E7%9A%84%CE%B4-%E5%8F%AA%E6%9C%89%E4%B8%80%E7%A8%AE%E6%97%A2%E7%84%B6%E9%80%99%E6%A8%A3%E7%9A%84%CE%B4%E5%8F%AA%E6%9C%89%E4%B8%80%E7%A8%AE%E9%82%A3%E9%80%99%E5%80%8B%CE%B4%E7%9A%84%E4%B8%89%E6%A2%9D%E4%B8%AD/2360629070711554/

你即將離開本站

並前往https://www.facebook.com/Teacher.Koala/photos/%E5%9C%A8%E5%9C%8B%E4%B8%AD%E6%88%91%E5%80%91%E7%9F%A5%E9%81%93%E7%95%B6%E5%85%A9%E5%80%8B%E4%B8%89%E8%A7%92%E5%BD%A2%E5%85%A8%E7%AD%89%E7%9A%84%E6%99%82%E5%80%99%E5%AE%83%E5%80%91%E7%9A%84%E4%B8%89%E9%82%8A%E4%B8%89%E8%A7%92%E9%83%BD%E6%9C%83%E4%B8%80%E6%A8%A3%E9%80%99%E6%84%8F%E5%91%B3%E8%91%97%E6%BB%BF%E8%B6%B3%E6%A2%9D%E4%BB%B6%E7%9A%84%E4%B8%89%E8%A7%92%E5%BD%A2%E5%8F%AA%E6%9C%89%E4%B8%80%E5%80%8B%E6%AF%94%E5%A6%82%E8%AA%AA%E9%82%8A%E9%95%B7-567-%E7%9A%84%CE%B4-%E5%8F%AA%E6%9C%89%E4%B8%80%E7%A8%AE%E6%97%A2%E7%84%B6%E9%80%99%E6%A8%A3%E7%9A%84%CE%B4%E5%8F%AA%E6%9C%89%E4%B8%80%E7%A8%AE%E9%82%A3%E9%80%99%E5%80%8B%CE%B4%E7%9A%84%E4%B8%89%E6%A2%9D%E4%B8%AD/2360629070711554/

海龍公式和Δ中線定理後，上面這些就都可以求出來了。三角 ...

不只是中線，其三條角平分線長、三邊長、面積、外接圓半徑、內切員 ... 但在高中，在學完正弦定理、餘弦定理、兩邊夾角公式、投影定理、海龍公式和Δ中 ...

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