Polygons: Vocab & Angle Measures

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

• 60
• 30
• 20
• 10

What is the sum of the exterior angles of a 20-gon?

• 180
• 360
• 3240
• 162

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

• 135
• 180
• 145
• 190

Calculate the sum of the interior angle measures of a polygon with 25 sides.

• 360 degrees
• 4500 degrees
• 335 degrees
• 4140 degrees

Find the value of x

• 87°
• 54°
• 101°
• 92°

Find the value of x

• 141
• 150
• 135
• 163

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

Find the value of X.

• 60
• 120
• 85
• 55

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

• 3960
• 360
• 15
• 4280