Across
- 3. Angles that add up 90 to degrees
- 6. Type of triangle with two sides equal
- 8. Type of triangle with all sides equal
- 10. Polygon with nine sides
- 11. First name of a student in our class
Down
- 1. Type of triangle with one obtuse angle
- 2. Angles that add up to 180 degrees
- 4. Type of triangle with three acute angles
- 5. Type of triangle with all three sides not equal
- 7. Polygon with eight sides
- 9. Polygon with five sides
- 12. Type of triangle with one right angle