# Math 9 Terminology

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## Across

2. numbers in the set {...-2, -2, 0, 1, 2, ...}

6. a fraction with the numerator less than the denominator

8. the number in front of a variable

10. to divide in half

12. each of the quantities in an algebraic expression

14. perpendicular distance between a base and the opposite vertex

16. a single term

17. numerical or variable expressions linked by an equation sign

19. the result when two numbers are subtracted

20. the number that occurs most often

22. line joining the center of a circle to a point on the circumference

26. a fraction with a whole number and a fraction

27. a fraction with the denominator greater than the numerator

31. almost exact

32. two terms being added or subtracted

35. part of the circumference of a circle

37. a closed curve such that all points on the curve are the same dstance from its center

41. a parallelogram with all sides equal

43. an angle less than 90 degrees

44. a mathematical phrase (one or more terms without an equal sign)

45. two lines that never cross

46. figures that have the same shape

47. a comparison of numbers with the same units

48. 2 items expressed as a ratio

49. a triangle with two equal sides

50. to determine the vlaue of

## Down

1. numbers in the set {0, 1, 2, 3...}

3. a polygon with three sides

4. bottom part of a fraction

5. a four-sided figure with all four sides equal and containing a right angle

7. the process of replacing a variable by a value

9. equal fractions

11. a traingle with no sides equal

12. three terms being added or subtracted

13. another name for average

15. numbers in the set {1, 2, 3, 4, ...}

18. a line segment with end points on a circle and passing through the center of the circle

21. a triangle with three equal sides

23. the result of adding two numbers together

24. unknown quantity

25. a four-sided figure with one pair of parallel sides

28. 2 items being multiplied

29. a superscript that usually means repeated multiplication

30. two lines that intersect at right angles

33. a representation of data in pictorial form

34. an angle greater than 90 degrees

36. an angle equal to 90 degrees

38. top part of a fraction

39. the sum of several numbers divided by the amount of numbers

40. a monomial that is a numerical term

41. a four-sided figure with opposite sides equal and parallel and containing a right angle

42. the middle number when data is arranged in ascending order

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