Question
In the figure, ELF, GLH and JLK are straight lines. ∠y is half the size of ∠z and ∠GLK is 129°. Find ∠y.
2 m

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In the figure, ELF, GLH and JLK are straight lines. ∠y is half the size of ∠z and ∠GLK is 129°. Find ∠y.