geometry
posted by josh .
The Polygon AngleSum Theorem states the following: The sum of the measures of the angles of an ngon is ____. (1 point)
(n – 1)180o
(n – 2)180o
9. What is the measure of one angle in a regular 16gon? (1 point)
2,520o
202.5o
157.5o
78.75o
10. The measure of each exterior angle of a regular 5gon is ____ the measure of each exterior angle of a regular 9gon. (1 point)
greater than
less than

geometry 
Reiny
The sum of the measures of the angles of an ngon is 180(n2)
9. Use the above formula to get 2520°
10.
The measure of each exterior angle of a regular 5gon is 360/5 = 72°
The measure of each exterior angle of a regular 9gon is 360/9 = 40° 
geometry 
jeef
n2

geometry 
Millie
Can someone check my answers. Geometry unit 16 semester exam.
1. The Polygon anglesum theorem states: the sum of the measures of the angle of an ngon is.
D  (n2_180
2. If ABCD is a parallelogram, which of the following statements must be true?
B  A=B=C=D
3.A quadrilateral ________ has on pair of parallel sides.
B  sometimes
4. A square is ________ a rectangle.
B  Sometimes
5. A stop sign is in the shape of a regular octagon. what is the measure of each angle on the sign?
B  170 degree
6. If the coordinates of a quadrilateral composed in the first quadrant of the coordinate plane are (0,0),(a=c,b), and (c,0), which is the most accurate classification of the quadrilateral?
C  Parallelogram.
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