Polygon Vocab

What types of angles are located outside a shape?

• Inside angles

• interior angles

• Exterior angles

• outside angles

What is the definition of a Irregular Polygon?

• polygon has all angles equal and all sides equal

• polygon has sides and angles that are NOT EQUAL.

• a polygon with a "cave" inside of it

• a polygon with stretched sides.

What is a polygon?

• A closed figure made up of straight line segments

• An open figure made up of straight line segments

• A closed figure made up of curved edges and/or straight line segments

• An closed figure made up of crossed line segments

What is a polygon that has all vertices pointing outward?

• Non-Convex (Concave) Polygon

• Convex Polygon

• Regular Polygon

• Polygon

Find the measure of one central angle of the regular polygon.

• 80°

• 360°

• 72°

• 45°

What is an interior angle?

• An angle with its vertex in the center of the polygon

• An angle with its vertex outside the polygon

• An angle with its vertex in a corner of the polygon

• An angle that measures 360°

What's the shortcut for finding the sum of the interior angles of any polygon?

• 180(n)

• 180(n - 2)

• 360(n - 2)

• 360(n)

What is an exterior angle of a polygon?

• An angle on the inside of a polygon

• An angle on the outside of a polygon

• An angle at the center of a polygon

• An angle that measures 90°

What is a regular polygon?

• Polygon with all sides congruent

• Polygon with all angles congruent

• Polygon with all sides and angles congruent

• Polygon with no sides or angles congruent

Find the measure of one central angle of the regular polygon.

• 360°

• 60°

• 72°

• 90°