Question
PSLE
In the diagram, CDEF is a square and JH = JG = JK. HK is parallel to CF and it is perpendicular to GJ. If ∠BGK is 20°, find ∠HGB.
3 m

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PSLE
In the diagram, CDEF is a square and JH = JG = JK. HK is parallel to CF and it is perpendicular to GJ. If ∠BGK is 20°, find ∠HGB.