A surveyor starting from a point A\displaystyle {A} moves N. 29°15′ E. a distance of 529′ 5.5″ to point B\displaystyle {B}. Next, she moves N. 56°23′ E. a distance of 324′ 5.5″ to point C\displaystyle {C}. Next, she walks S. 4°21′ W. a distance of 1156′ 4.25″ to point D\displaystyle {D}. Finally, she returns to the starting point.

What distance must she walk to return to the starting point? (Answer accurate to the nearest quarter inch.)
feet & inches

What heading does she walk from the fourth point to return to the starting point? (Answer accurate to the nearest minute.)
N. ° ′ W.

What is the acreage of this plot of land?
area = acre
Your answer should be accurate to 3 decimal places.

Notes:
* the prime symbol in an angle represents minutes: 60′ = 1°
* the prime symbol in a length represents feet; double prime = inches;
* 1 acre = 4840 yd²
* 1 acre = 43,560 ft²
* an angle like N 20 E means 20 degrees east of north.