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歡迎您訪問數學考題練習:一個長方體盒子的最短邊長50cm,最長邊長90!

數學考題練習:一個長方體盒子的最短邊長50cm,最長邊長90

更新時間:2024-01-12 16:25:23作者:貝語網校

一個長方體盒子的最短邊長50cm,最長邊長90cm.則盒子的體積可能是

A.4500cm3

B.180000cm3

C.90000cm3

D.360000cm3

試題答案

D

試題解析

根據長方形盒子的最短邊長50cm,最長邊長90cm和長方體的體積計算方法求出其體積的一個取值范圍,從中找到可能的答案即可.

解答:∵長方體盒子的最短邊長50cm,最長邊長90cm,

∴長方體盒子的高h滿足:50≤h≤90,

所以其體積V滿足:22500≤V≤40500.

故選D.

點評:本題考查了長方體的面積的計算,學生們對此內容較為熟悉,但也很容易出錯.

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