Interior and exterior angles of polygons 318

What is the SUM of the angle measures in a nonagon (9 sides)?

• 1440°
• 900°
• 1080°
• 1260°

What is the measure of ONE interior angle in a regular pentagon (5-sides)?

• 90°
• 108°
• 120°
• 180°

What is the measure of ONE interior angle in a regular hexagon (6 sides)?

• 60°
• 80°
• 108°
• 120°

Find the angle sum of the interior angles of the polygon.

• 180° 
• 540° 
• 720° 
• 1080° 

Find the angle sum of the interior angles of the polygon.

• 720° 
• 900° 
• 1080° 
• 1260° 

What is the name of a 7 sided polygon?

• hexagon
• heptagon
• octagon
• nonagon

Tags

CCSS.2.G.A.1

Find the value of X

• 94
• 25
• 36
• 180

What is the measure of each interior angle of a Regular Polygon?

• S = (n-2)*180

• S = ((n-2)*180)/n

• S = (n-2)*360

• 360/n

What is the measure of ONE interior angle of a regular octagon?

• 135

• 180

• 145

• 190

What is the measure of ONE interior angle of a regular 20-gon?

• 90

• 146

• 162

• 122