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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 number that when multiplied by itself results in the original number

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

3. A polygon with five sides

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

5. A mathematical sentence that uses an equal sign

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

7. A triangle with one right angle

8. Having the same size and shape

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

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

11. The vertical number line of a coordinate graph

12. An eight-sided polygon

13. An equation stating that two ratios are equal

14. A quadrilateral with one pair of parallel sides

15. A ratio that compares two different types of quantities

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

17. One of the four regions formed by the intersection of the axes of a coordinate graph

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

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

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

21. The total of two or more numbers being added

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

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

24. Two angles whose sum equals 90 degrees

25. A polygon with six sides.

26. A solid figure that has two congruent - parallel polygons as its bases. Its sides are parallelograms.

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

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

29. 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.

30. A parallelogram with all sides equal and congruent

31. The result of muliplying two or more numbers

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

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

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

35. An angle that measures 180 degrees

36. A polygon that has four sides

37. Two angles whose sum is 180 degrees

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

39. The amount that remains after one number has been subtracted from another

40. A drawing of an object that is different in size (usually smaller than the original) but keeps the same proportions

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

42. The result of dividing one number by another; the solution to a division problem

43. The distance around a figure

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

45. A comparison of the two values of two numbers

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

47. Rules that tell which steps to follow when solving an expression

48. A parallelogram with four right angles

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

50. Surface space that is measured in square units