Answer: The General Rule Shape Sides Sum Interior Angles Octagon 8 1080° Nonagon 9 1260° … … .. Any Polygon. n (n−2) × 180° Reply
Answer:
The General Rule
Shape Sides Sum Interior Angles
Octagon 8 1080°
Nonagon 9 1260°
… … ..
Any Polygon. n (n−2) × 180°