Cw 9
Number of Angles
How many angels do you see in this pentagon?
Sum of Angles
Given that the sum of a regular pentagon is 540, how can you figure out the measure of each angle?
Equation
What would be the equation to find the angles given the sum?
Equation
What would be the equation to find the angles given the sum?
Angles add to 540 no matter what point you move
Interior Angle Rule
To find the sum of each interior angle of any polygon, the equation will be
Solve for angles
If a polygons has n sides, what will the number of triangles be along with the sum for the following: n=3 n=4 n=5 n=6
Error Analysis
Describe and correct the error in finding the sum of the interior angle measures of a 13-gon: