A triangular parcel of land has sides of lengths 900, 820, and 250 feet. Approximate the area of the land, in square feet. Round answer to nearest foot.
A triangular parcel of land has sides of lengths 900, 820, and 250 feet. Approximate the area of the land, in square feet. Round answer to nearest foot.
The circular arc of a railroad curve has a chord of length 2500 feet corresponding to a central angle of 35". Find the radius r of the arc. Round o the nearest whole number.