在一个4乘4方格图案中有30个正方形边长为1的正方形有16个;边长为2的正方形有9个;边长为3的正方形有4个;边长为4的正方形有1个.所以正方形的个数为:1+4+9+16=30.为什么是这样解答的?
来源:学生作业帮助网 编辑:作业帮 时间:2024/07/07 12:00:07
![在一个4乘4方格图案中有30个正方形边长为1的正方形有16个;边长为2的正方形有9个;边长为3的正方形有4个;边长为4的正方形有1个.所以正方形的个数为:1+4+9+16=30.为什么是这样解答的?](/uploads/image/z/1735734-30-4.jpg?t=%E5%9C%A8%E4%B8%80%E4%B8%AA4%E4%B9%984%E6%96%B9%E6%A0%BC%E5%9B%BE%E6%A1%88%E4%B8%AD%E6%9C%8930%E4%B8%AA%E6%AD%A3%E6%96%B9%E5%BD%A2%E8%BE%B9%E9%95%BF%E4%B8%BA1%E7%9A%84%E6%AD%A3%E6%96%B9%E5%BD%A2%E6%9C%8916%E4%B8%AA%EF%BC%9B%E8%BE%B9%E9%95%BF%E4%B8%BA2%E7%9A%84%E6%AD%A3%E6%96%B9%E5%BD%A2%E6%9C%899%E4%B8%AA%EF%BC%9B%E8%BE%B9%E9%95%BF%E4%B8%BA3%E7%9A%84%E6%AD%A3%E6%96%B9%E5%BD%A2%E6%9C%894%E4%B8%AA%EF%BC%9B%E8%BE%B9%E9%95%BF%E4%B8%BA4%E7%9A%84%E6%AD%A3%E6%96%B9%E5%BD%A2%E6%9C%891%E4%B8%AA.%E6%89%80%E4%BB%A5%E6%AD%A3%E6%96%B9%E5%BD%A2%E7%9A%84%E4%B8%AA%E6%95%B0%E4%B8%BA%EF%BC%9A1%2B4%2B9%2B16%3D30.%E4%B8%BA%E4%BB%80%E4%B9%88%E6%98%AF%E8%BF%99%E6%A0%B7%E8%A7%A3%E7%AD%94%E7%9A%84%3F)
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