Across
- 4. instrument used for drawing circles
- 7. the value of a coordinate on the vertical axis
- 9. the value of a coordinate on the horizontal axis
- 11. it's the point where at least two lines meet
- 12. an angle of 90°
- 14. three-dimensional shape who has 6 faces, 12 edges and 8 vertices
- 15. distance from one end to the other
Down
- 1. a solid composed of 4 triangles
- 2. all its points lie at the ends of the segment
- 3. the largest circle that can be contained in the triangle
- 5. it is the half of a complete angle
- 6. a polygon composed of 5 sides
- 8. a straight line that divides an angle or line into two equal parts
- 10. a straight line from the centre to the circumference of a circle
- 13. line that joins corners or surfaces of a shape