[請益] 請問這題小五數學 怎麼解...Orz
http://0rz.tw/MFvy1 附圖
我看解答 ,解答上寫著要先求梯形的高,
可是梯形的高,算式寫 10 X 24 / 26
我比較好奇的是,為什麼要除 26?
這樣的解法,小五,聽得懂嗎?〈我自己都有點疑惑了....〉
那有別的解法嗎?
先感謝幫忙解答的各位 ^_^
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