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7th 8th Grade Math Vocab

Subjects : math, 7th-grade, 8th-grade
Instructions:
  • Answer 50 questions in 15 minutes.
  • If you are not ready to take this test, you can study here.
  • Match each statement with the correct term.
  • Don't refresh. All questions and answers are randomly picked and ordered every time you load a test.

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. 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.






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






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






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






5. Surface space that is measured in square units






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






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






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






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






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






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






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






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






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






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






16. Two angles whose sum equals 90 degrees






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






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






19. A ratio that compares two different types of quantities






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






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






22. Having the same size and shape






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






24. A quadrilateral with one pair of parallel sides






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






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






27. A parallelogram with all sides equal and congruent






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






29. A triangle with one right angle






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






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






32. A polygon with five sides






33. Two angles whose sum is 180 degrees






34. An angle that measures 180 degrees






35. A polygon with six sides.






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






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






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






39. A polygon that has four sides






40. A mathematical sentence that uses an equal sign






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






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






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






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






45. An eight-sided polygon






46. An equation stating that two ratios are equal






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






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






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






50. The total of two or more numbers being added