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

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

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

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

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

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

7. The horizontal number line of a coordinate graph

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

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

10. An eight-sided polygon

11. Having the same size and shape

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

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

14. An equation stating that two ratios are equal

15. A polygon with six sides.

16. A polygon with five sides

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

18. A triangle with one right angle

19. Two angles whose sum is 180 degrees

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

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

22. 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.

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

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

25. The vertical number line of a coordinate graph

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

27. A comparison of the two values of two numbers

28. Surface space that is measured in square units

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

30. The distance around a figure

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

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

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

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

35. The result of muliplying two or more numbers

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

37. A ratio that compares two different types of quantities

38. The value on the x-axis used to locate a point on the coordinate graph. It is the first value in an ordered pair.

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

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

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

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

43. Two angles whose sum equals 90 degrees

44. A polygon that has four sides

45. An angle measuring more than zero degrees and less than 90 degrees

46. A parallelogram with all sides equal and congruent

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

48. An angle that measures 180 degrees

49. The total of two or more numbers being added

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