Give an example of a simple curve that is closed. Identify a quadrilateral which has four sides of equal length and four right angles. If the sum of the interior angles of a convex polygon is 1620 degree, then the number of sides of the polygon is what ?
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simple closed curve - circle
quadrilateral - square
polygon-
sum of interior angles of a polygon = n/2 and n-1/2
substituting the equation we get the ans that the polygon has 36 or 37 sides
quadrilateral - square
polygon-
sum of interior angles of a polygon = n/2 and n-1/2
substituting the equation we get the ans that the polygon has 36 or 37 sides
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