Interior angles in Polygons and Exterior angles of triangles

What is the measure of angle x?

• 70

• 160

• 135

• 20

Tags

CCSS.8.G.A.5

What is the measure of x?

• 207

• 477

• 117

• 120

• 102

Tags

CCSS.7.G.B.5

What is the sum of the angles of a heptagon?

• 1260

• 1080

• 720

• 900

Tags

CCSS.7.G.B.5

CCSS.7.G.B.6

Which polygon has interior angles with a sum of 540?

• Hexagon

• Pentagon

• Heptagon

• Decagon

Tags

CCSS.5.G.B.4

What is the measure of angle x?

• 83

• 114

• 17

• 31

Tags

CCSS.8.G.A.5

What is the sum of the interior angles of a 21-gon?

• 4140

• 3780

• 3240

• 3420

Tags

CCSS.7.G.B.6

What polygon has a sum of interior angles of 1620?

• Undecagon

• Dodecagon

• Decagon

• Nonagon

What is the value of x?

• 133

• 37.6

• 40

• 85

• 114

Tags

CCSS.7.EE.A.1

CCSS.7.EE.B.3

CCSS.7.EE.B.4

CCSS.7.G.B.5

What is the value of x?

• 75.5

• 38

• 151

• 21

Tags

CCSS.8.G.A.5

What is the measure of x?

• 14

• 156

• 95

• 109

Tags

CCSS.8.G.A.5