Polygons review

What is the measure of angle b?

• 36^o
• 56^o
• 63^o
• 117^o

Tags

CCSS.8.G.A.5

Select the correct values for a and m.

• a=50, m=89

• a=50, m=116

• a=105, m=89

• a=105, m=116

What is the sum of the interior angles for a      24-gon

• 3960
• 360
• 15
• 4280

What is the name of a 12-sided polygon?

• Dodecahedron
• Polygon
• Decagon
• Dodecagon

Tags

CCSS.2.G.A.1

How do you find the sum of the exterior angles of a polygon?

• 180(n-2)
• 180
• (180(n-2))/n
• 360

Solve for x.

• 80

• 110

• 17

• 60

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

• 180
• 360
• 3240
• 162

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

• 90

• 146

• 162

• 122