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a square and arectangle have the same perimeter calculate the area of the rectangle if the side of the 60 cm and the lenght of the rectangle is 80
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a square and arectangle have the same perimeter calculate the area of the rectangle if the side of the 60 cm and the lenght of the rectangle is 80

User Brian Surowiec
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Perimeter of square = 4 x 60 = 240 cm
Perimeter of rectangle = 2(width + length) = 2(w + 80) = 240
w + 80 = 240/2 = 120
w = 120 - 80 = 40 cm
Area of rectangle = 40 x 80 = 3200 cm^2
User Bcollins
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