20,000ft = 6.1km
about 1300 miles up and down and 2100 kms
121
11265.408 kms
132 inches=11 feet
5280 feet = 1 mile 40000 feet = 40000/5280 = 7.57576 miles (5dp)
Feet and feet are the same measurement. Therefore, 11 feet is equal to 11 feet.
11 feet is 3.3528 metres.
11 feet = 3.3528 meters
11 feet is 335.28 cm
11 feet.
121 square feet.