Elementary Geometry for College Students (7th Edition)

88.36 $in^{2}$
Given apothem of length 4.7 in. apothem is the perpendicular distance from the center to the side of the lengths.For square s= 2a As we know the area of the square of side s is A = $s^{2}$ put s = 2a = 2*4.7 = 9.4 in A = $(9.4)^{2}$ = 88.36 $in^{2}$