Octagon perimeter area
From a square with a side of 4 cm, we cut four right-angled isosceles triangles with right angles at the square's vertices and with an overlap of √2 cm. We get an octagon. Calculate its perimeter if the area of the octagon is 14 cm².
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You need to know the following knowledge to solve this word math problem:
arithmeticplanimetryUnits of physical quantitiesGrade of the word problem
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