- 1. What is the interior angle sum of a heptagon (7 sides)?
- 2. What is the measure of 1 interior angle of a regular octagon?
- 3. What is the interior angle sum of a trapezoid?
- 4. If each interior angle of a regular polygon is 60 degrees, how many sides does it have?
- 5. If a regular polgon has an interior angle with a measure of 108 degrees, how many sides does it have?
- 6. What is the sum of the interior angles of a decagon?
- 7. If the interior angle sum of a polygon equals 1440, how many sides does it have?
- 8. What is the sum of the interior angles of a hexagon?
- 9. What is the interior angle sum of a convex 20-gon?
- 10. What is the measure of 1 interior angle of a regular decagon?
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