（每日一题)三角形的中线

（每日一题)三角形的中线

和娜姐一起数学

55 лет назад

61 Просмотров
题目涉及知识点：
1、三角形的中线性质
2、二元一次方程组
#maths #数学 #study #學數 #school #学习 #mathmath #mathmatics #三角形 #中线 #中点 #方程组 #方程 #二元一次方程 #二元一次方程组
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