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OpenStudy (anonymous):
How many diagonals can be drawn from each vertex of a decagon?
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OpenStudy (anonymous):
The formula for the number of diagonals in any polygon is 1/2n(n-3), n being the number of faces of the polygon. Since a decagon has 10 faces, the number of diagonals it can have are: 1/2*(10)*(10-3)= 35
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