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Rajiv is 1.5 m tall. He walks around the earth along a latitude circle. Distance traveled by his head is how much more than his feet?
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(diameter of the earth + 1.5m)*pi - circumference of the earth
12742*1.5*pi=19013.9pi
is it correct
(12742+1.5)*pi=12743.5pi
actually I made a mistake, it would be diameter + (2 * 1.5m) as you need to account for that extra distance around the whole sphere.|dw:1389209242510:dw|
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