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2024-01-23 21:32:52
chiều dài HCN là :
120:2+4=64 (m)
chiều dài HCN là :
120-64=56 (m)
Diện tích HCN là :
64 * 56=3584 (m2)
Số rau bác thu được trên khu vườn là :
3584 : 5 *20 = 14336 (kg rau )
ĐS: 14336 kg rau