so that they do not fall in to the manhole as diagonal distance of square manhole will be more than length of cover but in case of round one , no such possibilities.
so that they do not fall in to the manhole as diagonal distance of square manhole will be more than length of cover but in case of round one , no such possibilities.
so that they do not fall in to the manhole as diagonal distance of square manhole will be more than length of cover but in case of round one , no such possibilities.
ReplyDeleteAn equilateral triangle will work too, but the hole has to be made bigger to allow the same size objects (people) down it.
ReplyDeleteso that they do not fall in to the manhole as diagonal distance of square manhole will be more than length of cover but in case of round one , no such possibilities.
ReplyDelete