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1 Answer
CW
Apr 18, 2018

#16sqrt3+32 " unit"^2#

Explanation:

enter image source here
#AB=CD=2+2+2+2=8# units,
#DeltaLMN# is equilateral,
#=> PL=4sin60=4*sqrt3/2=2sqrt3# units
#AD=BC=2+2sqrt3+2=2sqrt3+4# units
area of rectangle #ABCD=AD*AB=(2sqrt3+4)*8=16sqrt3+32 " units"^2#

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