1四個長寬均不相等的長方形恰組成一個大長方形(長、寬如圖所標示)，則大長方形的面積與下列何者相同？(A)ac＋ad＋bc＋bd (B)ab＋bd＋ac＋cd(C)ab＋ad＋bc＋cd (D)

問題詳情

1四個長寬均不相等的長方形恰組成一個大長 1. 方形(長、寬如圖所標示)，則大長方形的面積與下列何者相同？
(A)ac＋ad＋bc＋bd
(B)ab＋bd＋ac＋cd
(C)ab＋ad＋bc＋cd
(D)a2＋b2＋c2＋d2

參考答案

答案：B
難度：計算中-1
書單：沒有書單，新增

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