Angles Polygons

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

• 1440°

• 900°

• 1080°

• 1260°

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

• 720°

• 900°

• 1080°

• 1260°

Find the value of X.

• 60

• 120

• 85

• 55

Find the number of sides of a polygon with one exterior angle measuring 6⁰.

• 60

• 30

• 20

• 10

step 1: set up an equation

step 2: Solve for x

step 3: Plug in x for each expression

step 4: Add the two answers from step 3

• 82

• 41

• 17

• 90

Tags

CCSS.HSG.CO.C.11

step 1: set up an equation

step 2: Solve for x

step 3: Plug in x for each expression

step 4: Add the two answers from step 3

• 82

• 41

• 17

• 90

Tags

CCSS.HSG.CO.C.11

What is the SUM of the angle measures in a hexagon (6 sides)?

• 720°

• 1080°

• 600°

• 540°

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

• 180° 

• 540° 

• 720° 

• 1080° 

Find the value of X

• 94

• 25

• 36

• 180

Find the measure of angle E.

• 9

• 97°

• 48°

• 79°