Across
- 4. the point of intersection of all the three medians of triangle
- 7. who's volume is l*b*h
- 8. a line which intersects two or more lines at distinct points
- 9. When none of the sides of a triangle are equal
- 10. part of a line with one end point
- 12. a six-sided polygon
- 13. angle that is less than 90⁰
- 15. when the sum of two angles is equal to 90 degree
- 16. the average of the given numbers
Down
- 1. a triangle in which all three sides have the same length
- 2. number staring from 1 is called
- 3. half of diameter
- 5. perimeter of a circle is called
- 6. the opposite sides are parallel and equal to each other and all four angles are right angles
- 11. lines that never meet
- 14. a number that can be represented as the quotient p/q of two integers such that q ≠ 0