四年级下册数学同步练习-7单元5课时-三角形的分类(二)-苏教版解析
http://t.cn/Ri466E4苏教版小学数学四年级下册《三角形的分类(二)》同步练习及参考答案填空1、我们可以按三角形的()和()来给三角形分类.【考点】三角形的分类。【解析】三角形的分类方法有两种,即按角分可以分为锐角三角形、直角三角形、钝角三角形;按边分可以分为等腰三角形和不等腰三角形,据此解答即可.【答案I解:我们可以按三角形的边和角来给三角形分类。故答案为:边、角.【总结】此题主要考查三角形的分类方法.2、一个三角形的三个内角度数都相等,如果将这个三角形按边分是()三角形.【考点】三角形的分类;三角形的内角和.【解析】依据三角形的特点,即等角对等边,则可以得出:这个三角形的三条...
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