a rectangular sheet of 7×3/5 cm long and 12×6/30 cm wide find area and perimeter
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Step-by-step explanation:
length of sheet = 7×3/5 =21/5 = 4.1cm
breadth of sheet = 12×6/30 = 72/30 = 2.4cm
area = l×b
= 4.1 × 2.4 = 9.84cm^2
perimeter= 2( l + b)
= 2 × (4.1 + 2.4)
= 2 × 6.5 = 13cm
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