李师傅给小王一张图纸,要小王计算图纸上的零件的体积(单位:mm).小王计算如下:V=4*4*6+1/2*π*2²*4-π(2/2)²*4=96+4π≈108.56(mm³).小王计算正确吗?如果不正确,请给出正确答案.
来源:学生作业帮助网 编辑:作业帮 时间:2024/07/19 00:15:43
![李师傅给小王一张图纸,要小王计算图纸上的零件的体积(单位:mm).小王计算如下:V=4*4*6+1/2*π*2²*4-π(2/2)²*4=96+4π≈108.56(mm³).小王计算正确吗?如果不正确,请给出正确答案.](/uploads/image/z/8349082-34-2.jpg?t=%E6%9D%8E%E5%B8%88%E5%82%85%E7%BB%99%E5%B0%8F%E7%8E%8B%E4%B8%80%E5%BC%A0%E5%9B%BE%E7%BA%B8%2C%E8%A6%81%E5%B0%8F%E7%8E%8B%E8%AE%A1%E7%AE%97%E5%9B%BE%E7%BA%B8%E4%B8%8A%E7%9A%84%E9%9B%B6%E4%BB%B6%E7%9A%84%E4%BD%93%E7%A7%AF%EF%BC%88%E5%8D%95%E4%BD%8D%EF%BC%9Amm%EF%BC%89.%E5%B0%8F%E7%8E%8B%E8%AE%A1%E7%AE%97%E5%A6%82%E4%B8%8B%EF%BC%9AV%3D4%2A4%2A6%2B1%2F2%2A%CF%80%2A2%26%23178%3B%2A4-%CF%80%EF%BC%882%2F2%EF%BC%89%26%23178%3B%2A4%3D96%2B4%CF%80%E2%89%88108.56%EF%BC%88mm%26%23179%3B%EF%BC%89.%E5%B0%8F%E7%8E%8B%E8%AE%A1%E7%AE%97%E6%AD%A3%E7%A1%AE%E5%90%97%3F%E5%A6%82%E6%9E%9C%E4%B8%8D%E6%AD%A3%E7%A1%AE%2C%E8%AF%B7%E7%BB%99%E5%87%BA%E6%AD%A3%E7%A1%AE%E7%AD%94%E6%A1%88.)
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