WinGD X72DF - Page 236

Marine Installation Manual 2021-08 9-8
9 Appendix
9.4 Approximate conversion factors
X72DF
Area
1 in
2
= 6.45 cm
2
1 ft
2
= 929 cm
2
1 yd
2
= 0.836 m
2
1 acre = 4047 m
2
1 sq mile (of land) = 640 acres = 2.59 km
2