某天上午的大课间,小明和小刚站在操场上,同一时刻测得他们的影子长分别是2m和2.2m,已知小明的身高是1.6m,则小刚的身高是______ m.
更新时间:2022-01-23 16:14:48
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【推荐1】如图,为估算某鱼塘的宽
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【推荐2】《九章算术》中记载了一种测量井深的方法.如图所示,在井口
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