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How many telegraph pole will be requires for a wire extending 4 km if the distance between each pole is 20 mtr?
Wiki User
∙ 13y ago
201 posts
There are 50 x 4 = 200 gaps of 20 metres.
So you need 1 post at the start and 200 at the end of each 20 metres, making 201 posts
Wiki User
∙ 13y ago
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