Across
- 6. number which is neither positive nor negative
- 7. longest chord of a circle
- 10. Indian mathematician who has developed a system for representing number using decimal notation
- 11. quadrilateral with one pair of opposite sides parallel
- 12. perpendicular dropped from a vertex to its opposite side
- 13. another word for total
- 17. two angles having a common vertex, a common arm and uncommon arms lying on the either side of the common arm
- 19. a statement that is true for all the numbers
- 20. line that intersect two or more lines
- 22. 2(x-1)-8=4
- 24. longest side of a right angled triangle
- 25. a rectangular cuboid
- 26. 4 sections of a coordinate plane
- 27. another name for x coordinate
- 28. points lying on a straight line are called
- 29. comparing two numbers in terms of “number of times”
- 30. circles with same centre
Down
- 1. highest power of the variable in any expression
- 2. collection of _________ is a score
- 3. number multiplied by itself
- 4. 1729 is _______-Hardy number
- 5. point of intersection of axes
- 8. number that can be expressed as an infinite non-repeating decimal
- 9. 3-d shape with all its faces polygonal
- 14. the sides that form a right angle
- 15. point of intersection of medians
- 16. part of a whole
- 18. pyramid with four faces
- 21. who has written “lilavati”
- 23. polygon whose all sides are of equal length