Each side of a square flower bed is 2 m 40 cm long liis extended by making a border 15 cm wide all around it.find the area of the border
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given that : side of square is 2m 40 cm,
now add 15 cm to each side
then side be 2m 55cm,
now area of the big square= 255 cm ×255 cm= 65025
Now,
Area of the small square= 240×240cm
= 57600
so the area of border will be = 65025-57600=7425
now add 15 cm to each side
then side be 2m 55cm,
now area of the big square= 255 cm ×255 cm= 65025
Now,
Area of the small square= 240×240cm
= 57600
so the area of border will be = 65025-57600=7425
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