5x5x3.14x2+10x3.14x10=471 我要这个的过程~~~

2025-05-12 19:37:18
推荐回答(1个)
回答(1):

5x5x3.14x2+10x3.14x10 =5x10x3.14+10x3.14x10 =10x3.14x(5+10) =31.4x15 =471

麻烦采纳,谢谢!