Answer:
A=39.06 Sq Ft
Explanation:
We are given with a square which has a side of 6.25 feet. We are asked to determine the area in square feet and Round to the correct significant digits. 
Area of square is given as 
A= side x side 
Side = 6.25 ft 
A=6.25 x 6.25 
A= 39.0625
Rounding it to the nearest hundredth place
A=39.06 sq ft