640mm*640mm*170mm等于多少方m2(算面积)他的工式是怎么算的?
来源:学生作业帮助网 编辑:作业帮 时间:2024/06/23 19:57:30
![640mm*640mm*170mm等于多少方m2(算面积)他的工式是怎么算的?](/uploads/image/z/313665-33-5.jpg?t=640mm%2A640mm%2A170mm%E7%AD%89%E4%BA%8E%E5%A4%9A%E5%B0%91%E6%96%B9m2%28%E7%AE%97%E9%9D%A2%E7%A7%AF%EF%BC%89%E4%BB%96%E7%9A%84%E5%B7%A5%E5%BC%8F%E6%98%AF%E6%80%8E%E4%B9%88%E7%AE%97%E7%9A%84%3F)
640mm*640mm*170mm等于多少方m2(算面积)他的工式是怎么算的?
640mm*640mm*170mm等于多少方m2(算面积)他的工式是怎么算的?
640mm*640mm*170mm等于多少方m2(算面积)他的工式是怎么算的?
640mm*640mm*170mm
=0.64m*0.64m*0.17m
=0.069632m^3.
按1m=1000mm换算.