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7th 8th Grade Math Vocab

Subjects : math, 7th-grade, 8th-grade
  • Answer 50 questions in 15 minutes.
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  • Match each statement with the correct term.
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This is a study tool. The 3 wrong answers for each question are randomly chosen from answers to other questions. So, you might find at times the answers obvious, but you will see it re-enforces your understanding as you take the test each time.
1. A polygon with five sides

2. Two angles whose sum equals 90 degrees

3. A quadrilateral with one pair of parallel sides

4. A parallelogram with all sides equal and congruent

5. The total of two or more numbers being added

6. Three or more line segments in a plane that forms a closed figure. The line segments never cross but meet at their endpoints.

7. Surface space that is measured in square units

8. In a group of values - the value that occurs most often

9. The point of intersection for two sides of a plane figure - three sides of a solid figure - or the endpoints of two rays that form an angle.

10. A triangle that has three equal sides and three equal angles

11. A parallelogram with four right angles

12. Figures that have the same shape but different sizes; their sides are proportional - while their corresponding angles are equal

13. The horizontal number line of a coordinate graph

14. To make a fraction easier to work with by taking out common factors

15. A length that is half the diameter of a circle; the distance from the center of the circle to the circle itself

16. The ratio of a number to 100 (per one hundred); the symbol %

17. The sum of a group of numbers divided by the number of numbers; also known as the average

18. The difference between the least and greatest values in a set of numbers

19. A number that when multiplied by itself results in the original number

20. In a division problem - the number that an amount is divided by

21. A combination of numbers and variables connected by one or more operations signs

22. A number that tells how many times the base is multiplied by itself

23. Two numbers listed in a specific order; it describes a point on the coordinate graph

24. A solid figure with two congruent and parallel circular bases

25. A value found by ordering a group of data from least to greatest and choosing the middle value of the group.

26. In a division problem - it's the number being divided

27. A fraction with all common factors (other than 1) factored out of the numerator and denominator

28. A polygon that has four sides

29. The vertical number line of a coordinate graph

30. Two angles whose sum is 180 degrees

31. The result of muliplying two or more numbers

32. A solid figure that has triangles for its sides and a polygon as its base

33. A triangle with sides of different lengths and no two angles are the same

34. A polygon with six sides.

35. An eight-sided polygon

36. A mathematical sentence that uses an equal sign

37. A mirror image of a figure shown over a line of reflection

38. An angle that measures 180 degrees

39. A ratio that shows the cost per unit of measure

40. A ratio that compares two different types of quantities

41. A quadrilateral with two pairs of congruent - parallel sides

42. A triangle with two equal sides and two equal angles

43. Having the same size and shape

44. The value on the y-axis used to locate a point on the coordinate graph. It is the second value in an ordered pair.

45. An equation stating that two ratios are equal

46. An angle measuring more than 90 degrees and less than 180 degrees

47. The inverse of a fraction; when multiplied by the original fraction - it results in a product that equals one

48. The distance around a circle (the perimeter of a circle)

49. The distance around a figure

50. A line segment that passes through the center of a circle and has its endpoints on the circle