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How many diagonals can be drawn in an 8-sides convex polygon?

How many diagonals can be drawn in an 8-sides convex polygon?
asked 39.6k views
5 votes
How many diagonals can be drawn in an 8-sides convex polygon?

asked
User Kozydot
by
8.7k points

1 Answer

4 votes

Answer:

20 diagonals

Explanation:

an octagon has 8(8−3)/2 = 8×5/2 = 20 diagonals.

answered
User Michaeldcooney
by
7.2k points
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