SOLUTION: in navigational terms, a minute is one sixtieth of a degree, and a second is one sixtieth of a minute. to the nearest foot, what is the length of a one-second arc on the equator?

Question 384036: in navigational terms, a minute is one sixtieth of a degree, and a second is one sixtieth of a minute. to the nearest foot, what is the length of a one-second arc on the equator?
Answer by scott8148(6628) (Show Source): You can put this solution on YOUR website!
the circumference of the Earth is 40,000 km
(the original definition of a meter was the distance from the equator to the pole, divided by 10,000,000)

2.54 cm = 1 in.

4E9 cm * (1 in / 2.54 cm) * (1 ft / 12 in) = circumference in feet

divide the circumference by ___ 360� * (60 min / �) * (60 sec / min)
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