Angles of Polygons

What is the sum of the measures of all the interior angles of a triangle?

• 120°
• 180°
• 240°
• 360°

Tags

CCSS.HSG.CO.C.10

What is the sum of all angles?

• 180
• 720
• 360
• Can't tell

Tags

CCSS.HSG.CO.C.10

What is the sum of all angles?

• 144
• 1800
• 1440
• 12

Tags

CCSS.HSG.CO.C.10

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

• 1440°
• 900°
• 1080°
• 1260°

Tags

CCSS.7.G.B.6

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

• 60°
• 80°
• 108°
• 120°

Tags

CCSS.HSG.CO.D.13

Find the value of X.

• 100
• 120
• 125
• 130

Tags

CCSS.HSA.CED.A.1

CCSS.HSA.REI.A.1

CCSS.HSA.REI.B.3

CCSS.HSA.SSE.A.1

Which formula is used to find the sum of the interior angles of a polygon?

• 180
• 360
• (n-2)180
• n(n-3)/2

What is the name of a 7 sided polygon?

• hexagon
• heptagon
• octagon
• nonagon

Tags

CCSS.2.G.A.1

How many sides does a Quadrilateral have?

• 4
• 3
• 6
• 9

Tags

CCSS.2.G.A.1

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

• 3960

• 360

• 15

• 4280

Tags

CCSS.7.G.B.6