the sides of a rectangle are (5.5+0.1)cm and (3.5+0.2)cm .Its perimeter is
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perimeter of rectangle is 2(l+b)
so,2(5.5+0.1+3.5+0.2)
=2(5.6+3.7)
=2(9.3)
=2×9.3
=18.6
so,2(5.5+0.1+3.5+0.2)
=2(5.6+3.7)
=2(9.3)
=2×9.3
=18.6
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