一张边长为20厘米的正方形,从顶点起5厘米处,沿45度角往下剪,中间形成一个小正方形(看补充)一张边长为20厘米的正方形,从顶点起5厘米处,沿45度角往下剪,中间形成一个小正方形,小正方形
来源:学生作业帮助网 编辑:作业帮 时间:2024/07/14 02:22:50
![一张边长为20厘米的正方形,从顶点起5厘米处,沿45度角往下剪,中间形成一个小正方形(看补充)一张边长为20厘米的正方形,从顶点起5厘米处,沿45度角往下剪,中间形成一个小正方形,小正方形](/uploads/image/z/589374-54-4.jpg?t=%E4%B8%80%E5%BC%A0%E8%BE%B9%E9%95%BF%E4%B8%BA20%E5%8E%98%E7%B1%B3%E7%9A%84%E6%AD%A3%E6%96%B9%E5%BD%A2%2C%E4%BB%8E%E9%A1%B6%E7%82%B9%E8%B5%B75%E5%8E%98%E7%B1%B3%E5%A4%84%2C%E6%B2%BF45%E5%BA%A6%E8%A7%92%E5%BE%80%E4%B8%8B%E5%89%AA%2C%E4%B8%AD%E9%97%B4%E5%BD%A2%E6%88%90%E4%B8%80%E4%B8%AA%E5%B0%8F%E6%AD%A3%E6%96%B9%E5%BD%A2%EF%BC%88%E7%9C%8B%E8%A1%A5%E5%85%85%EF%BC%89%E4%B8%80%E5%BC%A0%E8%BE%B9%E9%95%BF%E4%B8%BA20%E5%8E%98%E7%B1%B3%E7%9A%84%E6%AD%A3%E6%96%B9%E5%BD%A2%2C%E4%BB%8E%E9%A1%B6%E7%82%B9%E8%B5%B75%E5%8E%98%E7%B1%B3%E5%A4%84%2C%E6%B2%BF45%E5%BA%A6%E8%A7%92%E5%BE%80%E4%B8%8B%E5%89%AA%2C%E4%B8%AD%E9%97%B4%E5%BD%A2%E6%88%90%E4%B8%80%E4%B8%AA%E5%B0%8F%E6%AD%A3%E6%96%B9%E5%BD%A2%2C%E5%B0%8F%E6%AD%A3%E6%96%B9%E5%BD%A2)
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