A sheet of paper measures 30cm by 20cm. A strip 4cm wide is cut all around. Find the area of the remaining sheet and also tbe area of the strip cut out
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length =30- 4+4 =30-8=22
breadth=20-4+4 = 20-8=12
area =22×12
=264 cm2
breadth=20-4+4 = 20-8=12
area =22×12
=264 cm2
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