Question
PSLE
The figure shows a square divided into two smaller squares N and Q and two rectangles P and R. The total perimeter of rectangles P and R is 60 cm. The area of square Q is 81 cm2. What is the area of square N?
2 m

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PSLE
The figure shows a square divided into two smaller squares N and Q and two rectangles P and R. The total perimeter of rectangles P and R is 60 cm. The area of square Q is 81 cm2. What is the area of square N?