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底面半徑是:25.12÷3.14÷2=4(分米)底面積是:3.14×42,=3.14×16=50.24(平方分米)50.24×6×13=301.44×13=100.48(立方分米)答:它的體積是100.48立方分米.故答案為:100.48.
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