The state of New Mexico has a total area (land and water) of 77,819,520 acres.
640 acres
640
One section is equal to one square mile. In one square mile, there are 640 acres, therefore in one quarter of a section of land, there are 160 acres.
640
12 hectares is equal to about 30 acres. The exact amount is 29.6526458 acres.
You might be thinking of a hectare, a unit of land area which I believe is about 2.4 acres.
No, 0.675 =/= 1.
We don't know if you mean '250x150' in feet, yards, meters, or . . . ? If you meant 'feet', then the area of the land is 0.861 Acres.
One acre is equal to 43,560 square feet. Therefore, 5 acres of land would be equal to 217,800 square feet.
20,000 acres is an area of land equal to 31.25 square miles. Each acre is 43,560 square feet.
The building plan with those measurements is equal to 15,000 square meters, which is equal to about 3.7 acres.(3.70658072 acres to be exact).