- 100 + 700 = 600
100ft = 30480mm
100ft = 100 feet
Pretty close to a third of an acre. The actual number is .344 of an acre.
100ft
420ft*100ft = 42000 sq ft = 0.964 acres
If would be 100ft x 100ft x 10ft. The first story of a Hotel.
100ft
jus get rid of the "ft"and do 10x10 which is 100! Add back on the "Ft" so it is 100ft! Learning you're 10 times table might help next time though? :) Hope this helps ;) Actually it's 100ft^2 as you do have to multiply the ftXft. 100ft is a distance while 100ft^2 is an area.
1.5X102ftX102 1.5X104ft
100ft
100 miles
4645