Question
In the figure, FGLN, JHLM and EGHK are three straight lines.  ∠h = 75° and ∠m = 57°. Find the value of ∠g + ∠i + ∠j + ∠k.
2 m

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In the figure, FGLN, JHLM and EGHK are three straight lines.  ∠h = 75° and ∠m = 57°. Find the value of ∠g + ∠i + ∠j + ∠k.