A man is walking on the grass.He stars from A,and walks straight along to the east for three ……A man is walking on the grass.He stars from A,and walks straight along to the east for three meters,then turn left for 120°,then walks straight along
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A man is walking on the grass.He stars from A,and walks straight along to the east for three ……A man is walking on the grass.He stars from A,and walks straight along to the east for three meters,then turn left for 120°,then walks straight along
A man is walking on the grass.He stars from A,and walks straight along to the east for three ……
A man is walking on the grass.He stars from A,and walks straight along to the east for three meters,then turn left for 120°,then walks straight along for 3 meters and turn left for 120° again.
How far away is he from A when he walks for 2005 meters?________
对不起,打错了一个词。第二句:he starts from A,不是翻译
A man is walking on the grass.He stars from A,and walks straight along to the east for three ……A man is walking on the grass.He stars from A,and walks straight along to the east for three meters,then turn left for 120°,then walks straight along
结果是根号下28,也就是2根号7
他走了2005米,也就是走了111圈之后再走了7米.
他走的是正六边形,边长3米.
一个人走在草地上。他从一个,星星沿着东走了三米,然后左转为120°,然后走开沿着3米,左转为120°再……
有多远,他从一个当他走过为2005米吗