How many lines of symmetry does this figure have

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Despite heavy artillery and rifle fire, the men made a furious charge on the Fort and engaged its Confederate defenders in brutal hand-to-hand combat. Finally driven back, the 54th suffered 40-percent casualties. Col. Shaw was killed during the charge and was buried with his men. Reported widely in Northern newspapers, the story of the heroic actions of the 54th Massachusetts Infantry at Fort Wagner helped to turn public.

Despite heavy artillery and rifle fire, the men made a furious charge on the Fort and engaged its Confederate defenders in brutal hand-to-hand combat. Finally driven back, the 54th suffered 40-percent casualties. Col. Shaw was killed during the charge and was buried with his men. Reported widely in Northern newspapers, the story of the heroic actions of the 54th Massachusetts Infantry at Fort Wagner helped to turn public

i think it is x = 1.2

n=1.75+1.75

step-by-step explanation:

3.5/2=1.75