The side of a square flower bed is 1m 80cm long. It is enlarged by digging a strip of 20cm wide all around it. Find the area of the enlarged flower bed and also the increase in area of the flower bed
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Answer:
7400 sq.cm
72400 sq.cm
1 .80 m = 180cm
area of flower bed = side x side
= 180 x 180 = 32400 sq.cm
area of strip = 180+20 = 200
= 200 x 200 = 40000
= 40000 - 32400= 7400 sq.cm
total area = 32400+40000 = 72400 sq.cm
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