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In this figure, $ABCDEF$ is a regular hexagon. $G, H$ are the midpoints of $BC, DE$ respectively. $EF=2$. What is the perimeter of the red area?
Geometry
In this figure, $ABCDEF$ is a regular hexagon. $G, H$ are the midpoints of $BC, DE$ respectively. $EF=2$. What is the perimeter of the red area?