Question
The figure is made up of two identical squares, YZAB and QRST. The area of each square is 138 cm2. Point Y is the centre of Square QRST. Find the unshaded area.
3 m

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The figure is made up of two identical squares, YZAB and QRST. The area of each square is 138 cm2. Point Y is the centre of Square QRST. Find the unshaded area.