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Earn +20 ptsQ: How many diagonals can you draw in a 21-gon?
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Continue Learning about Geometry
How many diagonals can you draw from one vertex of a heptagon?
There are 5 diagonals
How many diagonals can you draw from vertex of an octagon?
40
How many diagonals can you draw from one vertex of a hexagon?
four (4)
How many triangles can you form if you draw all the diagonals of a hexagon?
18
How many diagonals can you draw in an 8-sided regular polygon?
20.
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