3.14x2x4+3.14x2x3x3等于多少

3.14x2x4+3.14x2x3x3等于多少
2025-05-13 17:16:22
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回答1:

3.14x2x4+3.14x2x3x3等于多少
3.14x2x4+3.14x2x3x3
=3.14×8+3.14×18
=25.12+56.52
=81.64