Across
- 3. The perimeter of a circle.
- 4. All the circles that have same centre.
- 5. A part of a circle.
- 11. The polygon has three altitudes and three medians.
- 12. A perpendicular drawn from a vertex to its opposite side.
- 13. Half of a circle.
Down
- 1. Double the radius of a circle.
- 2. A polygon bounded with four line segments.
- 4. The line segment joining any two vertices of the quadrilateral is in the same region.
- 6. At least one line segment joining the vertices is not a part of the same region of the quadrilateral.
- 7. A part of a circle enclosed by a chord and an arc of the circle.
- 8. No length, breadth and height.
- 9. A line joining the midpoint of a side to its opposite vertex.
- 10. The distance between the centre and any point on the boundary of the circle.