chelseaagu chelseaagu

11-03-2018
Mathematics

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A figure is made up of 5 identical squares, the area of the figure is 405 squares inches, what is the perimeter

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sqdancefan sqdancefan

11-03-2018

The side length of each square is √(405/5) = 9 inches, but the perimeter of the figure depends on how the squares are arranged.

# # #
# # . . . . . . . . will have a perimeter of 90 inches

# # # # # . . . will have a perimeter of 108 inches⊕

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