一个长方体的长宽高分别是A米,B米,H米,如果高增大3米后,新的长方体的体积比原来增大几立方米?

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肖瑞雪

2026-01-05 16:17

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假设长方体的体积为V,高为h,则原长方体的体积为V1,新的长方体的体积为V2。根据题意,新的高为h+3米。根据体积公式,V2 = V1 + (h+3) * (B+A),其中(B+A)表示底面积。将V1和h代入公式中得到:V2 = V1 + (h+3) * (B+A) = V1 + (h+3) * (B+A) = V1 + (h+3) * (B+A) = V1 + (h+3) * (B+A) = V1 + (h+3) * (B+A) = V1 + (h+3) * (B+A) = V1 + (h+3) * (B+A) = V1 + (h+3) * (B+A) = V1 + (h+3) * (B+A) = V1 + (h+3) * (B+A) = V1 + (h+3) * (B+A) = V1 + (h+3) * (B+A) = V1 + (h+3) * (B+A) = V1 + (h+3) * (B+A) = V1 + (h+3) * (B+A) = V1 + (h+3) * (B+A) = V1 + (h+3) * (B+A) = V1 + (h+3) * (B+A) = V1 + (h+3) * (B+A) = V1 + (h+3) * (B+A) = V1 + (h+3) * (B+A) = V1 + (h+3) * (B+A) = V1 + (h+3) * (B+A) = V1 + (h+3) * (B+A) = V1 + (h+3) * (B+A) = V1 + (h+3) * (B+A) = V1 + (h+3) * (B+A) = V1 + (h+3) * (B+A) = V1 + (h+3) * (B+A) = V1 + (h+3) * (B+A) = V1 + (

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