Across
- 2. 6 equal sides and 6 equal angles
- 3. 5 sides and 5 angles.
- 6. of the circle divides it into two equal parts.
- 9. only one apex or vertex point.
Down
- 1. LINES : Alternate interior angles
- 4. interior angles are equal to 90°
- 5. 6 faces, 8 vertices, and 12 edges.
- 7. has four sides and four vertices.
- 8. of the faces meets the other four faces
- 10. of all the angles of a triangle (of all types) is equal to 180°