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It all depends on how deep the hole it's in is. It could be just over a meter, or it could be deeper than 5 feet.
Just multiply 1/2 foot x 12,000 square feet. The answer will be in cubic feet.
It is impossible to drop a round lid into a smaller round hole.It is because round is the only shape that if turned or flipped over, it still retains the same length across its center. If you used a square, rectangle, triangle, hexagon or any other shaped lid, it could be rotated and fall into the hole.This can't happen with the round shape.And I have worked for the phone company for the last 22 years, yes it is a pain to get a rectangular lid that weighs 100 lbs, out of a 6 foot deep hole by yourself.Two more correct answersA round cover can be moved by rolling it on its edge. A round cover contains less metal than a same-sized cover of any other shape.actually a round manhole cover isint the only shape that would work a reulux triangle would work too and square manholes would puncture tires
2
It is: 6/3 = 2