Polygon Formulas Flashcards
1
Q
What is the formula for the number of sides or angles?
A
n
2
Q
What is the formula for the number of triangles made from one vertex?
A
n - 2
3
Q
What is the formula for the number of diagonals at each vertex?
A
n - 3
4
Q
What is the formula for the total number of diagonals?
A
n(n - 3)/2
5
Q
What is the formula for the sum of all the interior angles?
A
180(n - 2)
6
Q
What is the formula for each interior angle?
A
180(n - 2)/n
7
Q
What is the formula for each exterior angle?
A
360/n
8
Q
What is the sum of all exterior angles?
A
360 degrees
