Question
The figure shows four rectangles P, Q, R and S not drawn to scale. The areas of rectangles P, Q and R are 42 cm2, 48 cm2 and 35 cm2 respectively. What is the area of rectangle S?
4 m

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The figure shows four rectangles P, Q, R and S not drawn to scale. The areas of rectangles P, Q and R are 42 cm2, 48 cm2 and 35 cm2 respectively. What is the area of rectangle S?