The sum of the interior angles of a polygon is 900degrees.Find the triangles of the polygon that it can be divided into from one of it's vertices.
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The sum of the interior angles of a convex polygon is given by: (n-2)180 degs. n-2 = 5 Add 2 to both sides. n = 7 This is the number of sides in the polygon the sum of whose interior angles is 900 degrees.
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