the side of a square flower bed is 1m80cm long.it is enlarged by digging a strip 20 cm 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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The new flower bed side= 1.80m+20cm=2m
therefore the new area=2m ×2m=4m²
Area between the original flower bed and new bed =
(New area-original area)
=[(4m²)-(1.8m×1.8m)]
=(4m²-3.24m²)
=(0.75m²)
therefore the new area=2m ×2m=4m²
Area between the original flower bed and new bed =
(New area-original area)
=[(4m²)-(1.8m×1.8m)]
=(4m²-3.24m²)
=(0.75m²)
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1
4 m2 enlarge area, 1.6 m2 increased area
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