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1.If +1 represents rotating 1 clockwise and -1 repesents rotating 1 anticlockwise ,use directed number to represents rotating a)30 anticlockwise b)72 clockwise2.If we use a positive number to denote a distance of walking due east and a negative number to denote a distance of walking due west, answer the... 顯示更多 1.If +1 represents rotating 1 clockwise and -1 repesents rotating 1 anticlockwise ,use directed number to represents rotating a)30 anticlockwise b)72 clockwise 2.If we use a positive number to denote a distance of walking due east and a negative number to denote a distance of walking due west, answer the following question. a)use directed numbers to denote the following situation. 1)walking 65m due east 2)walking 135m due east 3)walking 45m due west 4)walking 210m due west

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1a) 30(-1) 1b) 72(+1) 2a) 1. 65(+x) 2. 135(+x) 3. 45(-x) 4. 210(-x)

其他解答:4E350C6F8B48ECA2