1.609344 kilometers equals one mile, so to find how many kilometers 30 miles is, you multiply 30 by 1.609344 to get 48.28032, which is 48.28032 kilometers, so 30 miles equals 48.28032 kilometers.
The formula to convert miles to km
30 mi*
63360 in
1 mi
*
2.54 cm
1 in
*
1 km
100000 cm
=
48.28032 km
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0.3
There are 1609.344 metres in one mile. Therefore, rounded to three significant figures, 30 metres is equal to 30/1609.344 = 0.0186 miles.
This depends on the location; in more isolated areas there may be as few as one telephone pole in 5 miles, but in more populated areas there could be as many as 20 in a mile.
There would be 48 poles in a mile because 1 mile is equal to 1609.34 meters and 1609.34 divided by 30 is approximately 53.6, but since only whole poles are counted, there would be 48 poles.
1.2 acres.