how would you determine the number of diagonals in a regular 41-gon ?

Answer 1

http://www.mathopenref.com/polygondiagonal.html

Answer 2

thanks i got the answer 770 am i right

Answer 3

I get 779.

Answer 4

sorry i meant 779 hit 0 instead of 9 thanks

Answer 5

You're welcome.

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