"Hectare" is a unit of area. There are no cubic units in it.
There are 60,000 m3 in a 15cm deep plot with an area of 40 hectares.
Hectares are not a measure of volume, they are a measure of area so you cannot convert a cubic measurement to hectares
0.08 hectares is 800 square meters. (hectares x 10,000 = square meters)
10 hectares is 100,000 square meters.
23 hectares is 230,000 square meters.
There are 40 square meters in 0.004 hectares.
128 (square meters) = 0.0128 hectares.
7100 (square meters) = 0.71 hectares
1,500 square meters is 0.15 hectares.
6,000 square meters is 0.6 hectares.
There are 50,000 square meters in 5 hectares.
There are 15 hectares in 150,000 square meters.