brandiwilliams6106 brandiwilliams6106

27-08-2021
Mathematics

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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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colinspurdle colinspurdle

27-08-2021

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

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