## Prealgebra (7th Edition)

$area\approx9600\ ft^2$
Area is length (77.3 ft) times width (115.9 ft). To estimate o the nearest ten feet, look at the digit in the ones position. If it is 5 or greater, add one to the digit in the tens position. If less than five do not change the digit in the tens position. Replace the digit in the ones position with 0. $77.3\approx80$ $115.9\approx120$ $80\times120=9600$