answersLogoWhite

0


Best Answer

n(n-3)/2 n - number of sides

...or an easy way for thickos that dont understand algebra forumals : n-3 x n / 2

User Avatar

Wiki User

14y ago
This answer is:
User Avatar

Add your answer:

Earn +20 pts
Q: What are the number of diagonals of a decagon?
Write your answer...
Submit
Still have questions?
magnify glass
imp