Mathematics, 04.02.2022 01:00 morganruhl2

The number of diagonals of an n-sided polygon is given by the formula D= n/2(n-3). A polygon has 90 diagonals. How many sides does it have?

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The number of diagonals of an n-sided polygon is given by the formula D= n/2(n-3). A polygon has 90...

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