The figure on the page is a regular polygon. Drag the slider to adjust n, the number of sides in the polygon. Drag A and B to adjust the size of the polygon. Drag the ray AD to move the polygon. [br][br]1. Angle CBD is an exterior angle of the polygon. What happens to this angle as the number of sides of the polygon increases? At what value of n is angle CBD obtuse? At what value of n is angle CBD right?[br][br]2. Angle ABC is an interior angle of the polygon. What happens to this angle as the number of sides of the polygon increases? At what value of n is angle CBD acute? At what value of n is angle CBD right?[br][br]3. What is the relationship between angles ABC and CBD?