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The Equationn D=12n(n−3)D = \frac { 1 } { 2 } n ( n - 3 )

Question 112

Multiple Choice

The equationn D=12n(n−3) D = \frac { 1 } { 2 } n ( n - 3 ) gives the n gives the umber of diagonals D for a polygon with n sides. Use this equation to solve the problem.
-Find the number of sides n for a polygon that has 44 diagonals.


A) 11 sides
B) 3 sides
C) 8 sides
D) 12 sides

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