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A polygon has 170 diagonals. How many sides will it have?
A polygon has 170 diagonals. How many sides will it have?
Let me think for a moment... The formula to find the number of diagonals in a polygon is  n(n-3)/2, where n is the number of sides. Solving for n in the given equation, we get n = 18. Therefore, the polygon will have 18 sides.