1) The rectangle has a perimeter of 48 cm and a breadth of 9 cm.
Find its length and its area.
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Answer:
2(l+b) = 48
2l+18 = 48
2l= 48-18
l = 30/2
l= 15 cm
area = 15×9 = 135
hence , area= 135 sq cm and length = 15cm
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