Math 8 Vocabulary

2. A comparison of two numbers by division
4. The number that appears the most in a set of data
6. x + (y + z) = (x + y) + z is an example of what property?
9. a(b + c) = ab + ac is an example of what property?
10. The measure of space a 3D figure occupies
11. A plane containing an x and y axis
13. An extremely large or extremely small number in the form of a number multiplied to 10 to a certain power
16. Letters used to represent unspecified numbers or values
17. Whole numbers on a numberline (positive, negative and zero)
18. A point on the coordinate plane
19. Angles measuring more than 90 degrees but less than 180 degrees
22. How much space a 2D shape occupies
23. Terms that contain the same variables
25. What you should always do to your ratios
27. Another word for equal in size and dimension
29. Angles measuring 180 degrees
31. The distance between the least and the greatest data values
32. A number with only two factors, 1 and itself
33. An open sentence that contains symbols like <,>
35. A relationship where each input has exactly one output
38. Numbers that cannot be expressed as fractions, terminating decimals, or repeating decimals
42. This is the operation displayed by all fractions and ratios
44. The longest side of a right triangle
45. x + y = y + x is an example of what property?
46. The rate of change or rise over run
48. A number with more than two factors

1. The distance around a circle
2. Angles measuring 90 degrees
3. A number sentence with an equal sign
5. A number representing how many times a base number is multiplied to itself
7. Operations that are opposite like, addition and subtraction
8. In the term, 3x, the 3 is called what?
12. Angles measuring less than 90 degrees
13. Statistical set of data displayed as points on a coordinate plane
14. 6xy is an example of this
15. Used to find the measurement of a 2D or 3D figure
20. The distance around a polygon
21. The middle number in a set of data
24. The sum of numbers in a data set divided by the number of items in the data set
26. An equation stating two ratios are equal
28. A set of numbers that can be expressed in the form of a fraction
30. A never-ending amount of values or solutions to an equation
31. The "flip" of a fraction
32. A ratio that compares a number to 100
34. Another word for equal
36. Data values that increase or decrease at a constant rate
37. The b in y = mx + b
39. Another name for the line of best fit
40. The distance from zero on a number line
41. A 2D pattern to cut and fold in order to create a 3D figure
43. The order of operations
47. A value used to find the circumference and area of a circle