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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. Two angles whose sum is 180 degrees

2. A polygon that has four sides

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

4. An equation stating that two ratios are equal

5. Surface space that is measured in square units

6. Two angles whose sum equals 90 degrees

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

8. Having the same size and shape

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

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

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

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

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

14. The result of muliplying two or more numbers

15. A parallelogram with four right angles

16. A parallelogram with all sides equal and congruent

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

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

19. A mathematical sentence that uses an equal sign

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

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

22. An eight-sided polygon

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

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

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

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

27. A triangle with one right angle

28. A quadrilateral with one pair of parallel sides

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

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

31. A polygon with five sides

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

33. A ratio that compares two different types of quantities

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

35. The distance around a figure

36. A comparison of the two values of two numbers

37. The total of two or more numbers being added

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

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

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

41. The vertical number line of a coordinate graph

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

43. A polygon with six sides.

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

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

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

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

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

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

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