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己知長方形周長為 60 公分,如果長方形的寬為 χ,則長方形面積是多少平方公分?(A)30 - x(B)60 - x(C)(30 - x) x(D)(60 - x) x
問題詳情
己知長方形周長為 60 公分,如果長方形的寬為 χ,則長方形面積是多少平方公分?
(A)30 - x
(B)60 - x
(C)(30 - x) x
(D)(60 - x) x
參考答案
答案:C
難度:簡單0.789474
統計:A(18),B(15),C(330),D(44),E(1)
用户評論
【用戶】
潘羿傑
【年級】高三下
【評論內容】長方形周長為2長+2寬=60則長+寬=30
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