1 foot = 0.3048 metres.
So 45km = 45000 metres = 45000/0.3048 ft = 147 638 feet.
45ft = 0.0137km
45 cubic km = 10.8 cubic miles
45 kilometers/second (1 mile/1.609 kilometers)(5280 feet/1 mile) = 147,669 feet per second ===================
45 kilometers=4,500,000 centimeters
There are 27.96170365 miles in 45 kilometers. 45 kilometers x 1 mile/1.609344 kilometers = 27.96170365 miles 1 mile = 1.609344 kilometers
1.8288 kilometers
11.03 kilometers = 36,187.664 feet
4878 kilometers = 16,003,937 feet
78 kilometers = 255,905.512 feet
5000 kilometers = 16,404,150 feet.
133 kilometers = 436,351.706 feet
560 kilometers = 1,837,270.34 feet