The French and Indian War was a conflict between the American colonists and the French over control of the Ohio Valley and the confluence of the Allegheny and Monongahela riversâmodern day Pittsburgh.
1 acre = 160 square rods A rod is a linear measure equal to 5.5 yards, or 16.5 feet while an acre is a measure of area equal to 4840 square yards, or 43,560 square feet.
Determine the length of the area. To calculate the acreage of a parcel of land you first need to calculate its area in another unit of measurement, which you can then convert into acreage. This is most commonly done with feet, yards, or meters.