Question
PSLE
D, E and F are three clinics on a map. D is east of E and ∠DEF is 90°. In what direction is F from E? Give your answer in letter(s). (Eg N = North; NE = North-east)
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PSLE
D, E and F are three clinics on a map. D is east of E and ∠DEF is 90°. In what direction is F from E? Give your answer in letter(s). (Eg N = North; NE = North-east)