Angle in Polygons

A polygon's interior angles add up to 2700.  How many sides does the polygon have?

• 17

• 15

• 19

• 11

Solve for x. 

• 100

• 120

• 125

• 130

Tags

CCSS.3.MD.D.8

Calculate the sum of the interior angle measures of a polygon with 16 sides.

• 2880 degrees

• 2520 degrees

• 344 degrees

• 360 degrees

What is the SUM of the EXTERIOR angles of a hexagon?

• 360

• 120

• 60

• 720

Match the following

• 129 degrees

• m<P

• 51 degrees

• m<R

• 129 degrees

• m<Q

Find the measure of the angle x.

• 105

• 115

• 65

• 75

Find the measure of angle E.

• 9

• 97°

• 48°

• 79°

Find the value of the variable(s).

• x = 88

• x = 176

• x = 90

• x = 174

What is the value of x?

• 26.25

• 38.75

• 24

• 25.125

What is the measure of one EXTERIOR angle of a regular octagon?

• 60

• 45

• 1080

• 135