Polygon Quiz

How many sides does a Pentagon have?

• 4
• 3
• 5
• 9

How many sides does a decagon have?

• 12
• 9
• 7
• 10

What is the sum of the exterior angles of a 20-gon?

• 180
• 360
• 3240
• 162

Find the exterior angle on a regular polygon with 5 sides...

• 72^o

• 108^o

• 60^o

• 120^o

Find the interior angle on a regular polygon with 6 sides...

• 72^o

• 108^o

• 60^o

• 120^o

If the sum of the interior angles of a polygon equals 900°, how many sides does the polygon have? 

• 7
• 9
• 10
• 12

What is the formula for the sum of the interior angles of a polygon?

• S=360
• S=(n-2)180
• n=360/ext. angle
• 1 int. angle + 1 ext. angle=180

How many sides does a Quadrilateral have?

• 4
• 3
• 6
• 9

What does this formula find?

• Exterior Angle of a Regular Polygon

• Interior Angle of a Regular Polygon

• Sum of Interior Angles

What is the measure of the Exterior angle A?