MATHEMATICS: RUBRIC BASED ASSESSMENT by Abhay Wadhawan

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Across
  1. 3. the measurement of the boundary of a figure.
  2. 5. a specific number or a symbol that is assigned a fixed value.
  3. 8. a part of a straight line that is bounded by two distinct end points.
  4. 10. a set with a countable number of elements.
  5. 12. a straight line passing from side to side through the centre of a circle.
  6. 13. the algebraic expression with the sum or difference of two terms.
  7. 16. a line segment joining a vertex to the centre point of its opposite side in a triangle.
  8. 20. a triangle with two equal sides.
  9. 21. a symbol that represents an unknown number.
  10. 22. the Ancient Greek mathematician who discovered the area of a circle.
  11. 23. the centre point of a line segment.
  12. 24. 100.
  13. 25. the measure of a region's size on a surface.
  14. 26. a diagrammatic representation of two variables on coordinate axes.
  15. 27. a quantity representing the power to which an expression is to be raised.
  16. 29. What does B stand for in BODMAS?
  17. 30. a quadrilateral that has only one pair of parallel sides.
  18. 34. a fact or a rule written with mathematical symbols.
  19. 35. a closed figure with three or more sides and no curves.
  20. 36. the mathematical term with the numerical value of 3.14159.
  21. 37. an angle that is more than 180°, but less than 360°.
Down
  1. 1. a number that represents no amount.
  2. 2. the bottom part of a fraction.
  3. 4. the comparison of two numbers or quantities by division.
  4. 6. the four parts of a grid system in a graph.
  5. 7. any number that is not a fraction.
  6. 9. a mathematical expression that states that one quantity is equal to another.
  7. 11. a number that is not divisible by 2.
  8. 14. a three-dimensional solid object with all equal sides.
  9. 15. What does the "L" stand for in LCM?
  10. 17. the mathematical branch that deals with points, lines, and angles.
  11. 18. a number expressed as a fraction of 100.
  12. 19. a quadrilateral with two equal angles and two pairs of adjacent equal-length sides.
  13. 20. a concept of a number greater than any countable number.
  14. 28. an empty set.
  15. 29. the Indian mathematician who was the first to write numbers in the Hindu-Arabic decimal system.
  16. 31. a fraction with the bottom number being lesser than the top number.
  17. 32. a number which is not a prime number.
  18. 33. the space in a three-dimensional object.
  19. 38. one hundred thousand in the Indian system.