arianaaldaz062002
arianaaldaz062002
12.11.2020 • 
Mathematics

a cross- shaped pattern is made by arranging four identical rectangles around the sides of a square, as shown in the diagram. the area of the square is 36cm^2. the area of each rectangle is one and a third times the area of the square. find the perimeter of the cross- shaped pattern . show your working and state the units of your answer.

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