噓 butmyass: 看到線段和題幹加注音就知道假題目223.138.55.240 04/13 09:14
→ butmyass: 怎麼一堆人算得那麼開心? 223.138.55.240 04/13 09:15
※ 編輯: jokerpork (125.228.51.230 臺灣), 04/13/2024 09:15:54
→ butmyass: 現在很多人都學到 捏造個爭議假題丟上網 223.138.55.240 04/13 09:16
→ butmyass: 再說這是某某小孩國小幾年級題目 223.138.55.240 04/13 09:16
→ butmyass: 就會被網友瘋傳、被媒體報導了 223.138.55.240 04/13 09:16
→ link4517: 阿不就5+5-7=3。 114.43.26.207 04/13 09:21
→ jokerpork: 看別人算法蠻有趣的,大家算破頭的問 125.228.51.230 04/13 09:25
→ jokerpork: 題,結果有人秒解。 125.228.51.230 04/13 09:25
推 link4517: ㄅ+ㄆ+ㄇ周長=60 114.43.26.207 04/13 09:33
→ link4517: (20-缺口周長)+(20-缺口周長)+(28- 114.43.26.207 04/13 09:34
→ link4517: 2×缺口周長)= 60 114.43.26.207 04/13 09:34
→ link4517: 68 - 4缺口周長=60 114.43.26.207 04/13 09:34
→ link4517: 缺口周長=2 114.43.26.207 04/13 09:34
→ link4517: HG=7- 2× 2(缺口周長)=3 114.43.26.207 04/13 09:34
→ link4517: 小學解法 給你參考 114.43.26.207 04/13 09:34