Program Output
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Rectangle : Side1 = 3.0 Side2 = 3.0
Perimeter = 12.0
Area      = 9.0
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Circle : Radius = 1.0 [x,y] = [2.0,2.0]
Perimeter = 6.283185307179586
Area      = 3.141592653589793
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Rectangle : Side1 = 2.5 Side2 = 2.5
Perimeter = 10.0
Area      = 6.25
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