Internal Angles of Polygons

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

• 3960

• 360

• 15

• 4280

If the sum of the interior angles of a polygon equals 900°, how many sides does the polygon have?

• 7

• 9

• 10

• 12

Find angle x

• 247^o

• 67^o

• 157^o

• 203^o

Find the sum of the angles of a 17-gon.

Mathematical Equivalence

ON

Find angle x

• 247^o

• 67^o

• 157^o

• 203^o

Find angle x

• 125^o

• 215^o

• 35^o

• 65^o

Find the size of angle x

• 108^o

• 120^o

• 90^o

• 144^o

What is the sum of interior angles for a pentagon?

• 900

• 540

• 360

• 108

What is the measure of a single interior angle for a regular pentagon?

• 900

• 540

• 360

• 108

What is the measure of a single interior angle for a regular octagon?

• 1440

• 1080

• 1800

• 135