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.
1. Calculate area by walking a perimeter with your GPS. ExpertGPS calculates the acreage enclosed by your Garmin fenix tracklog. 2. Calculate area by marking GPS waypoints at the corners of a field or parcel.In ExpertGPS, connect those waypoints into a route, and the acreage is automatically calculated. 3. Calculate area by tracing over a map or aerial photo.. Calculate area by marking GPS waypoints at the corners of a field or parcel. In ExpertGPS, connect those waypoints into a route, and the acreage is automatically calculated. 3. Calculate area by tracing over a map or aerial photo.