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Junior High
Mathematics
數學證明題 求救
Mathematics
Junior High
about 5 yearsago
劉汀
數學證明題 求救
段落 字型 3. Docer- 在線模板 式樣 自三角形的三OCX * x 1 Exl:(eo) AD BE CF為ABC中各邊的中線。 (k) -(AB+ BC + CA) < AD+BE+CF<AB+ BC +CA - 「證明」 B 3 三江行:10:1 字数:185折翼檢查單位:毫米
Ex2: (已知】平面上相異兩點A、B在直線L的異側。 【求作)在L上找一點使得PA+PB最小。 【作法】 11.行:10 1 字数:125 拼查單位: 毫米 w
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