5 cans are tied together in a rectangular fashion as shown in the diagram. Each can has a radius of 1.25 units.

What is the area of the empty space to 3 decimal places.

The answer is 8.266.

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area of whole figure by dividing figure in four sections

rectangle with l=2

rsquareroot(3) & b=4r area=8r^2*1.732two rectangle of l= 2

r & b=r area=2(2r^2)four qurter section of outer circles which makes one circle area=3.141*r^2

area of 5 circles area=5(3.141*r^2)

1+2+3-4=8.266

note:-1. put exact values of pi and squareroot(3) 2. where words have there usual meannings