Question
PSLE
In the figure, DEGJ and EFHJ are rectangles and FGH is a straight line. DE = 12 cm, DJ = 9 cm and EJ = 15 cm. Find the length of EF.
2 m

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PSLE
In the figure, DEGJ and EFHJ are rectangles and FGH is a straight line. DE = 12 cm, DJ = 9 cm and EJ = 15 cm. Find the length of EF.