Interior Exterior Angle Sum of Polygons

What is the measure of each interior angle of a regular octagon?

• 135

• 180

• 145

• 190

Find the value of y.

• 110

• 90

• 130

• 120

Three of the angles in a quadrilateral have a sum of 252^o.  What is the measure of the fourth angle?

• 108^o

• 360^o

• 72^o

• 56^o

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

• 1440°

• 900°

• 1080°

• 1260°

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

• 720°

• 1080°

• 600°

• 540°

What is the measure of ONE interior angle in a regular pentagon (5-sides)?

• 90°

• 108°

• 120°

• 180°

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

• 60°

• 80°

• 108°

• 120°

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

• 180°

• 540°

• 720°

• 1080°

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

• 720°

• 900°

• 1080°

• 1260°

Find the value of X

• 94

• 25

• 36

• 180