Area of a Diamond-Shaped Region Within a Rectangular Grid

Area of a Diamond-Shaped Region Within a Rectangular Grid

Secondary 1

The figure below is made up of small rectangles each of length \(a\)cm and breadth \(b\) cm.

Calculate in terms of \(a\) and \(b\), the area of the region not enclosed by \(ABCD\).

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Answer:\(14ab\text{ cm}^2\)

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