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GRE High Frequency Math Terms

Subjects : gre, math
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. Define a factorial of a number - and how it is written.






2. What'S a handy rough estimate for a circle'S perimeter - if you know it'S diameter?


3. In a coordinate system - what is the origin?






4. What number goes on the bottom of a probability fraction?






5. Area of a parallelogram?






6. a² - b² is equal to






7. Define 'proportionate' values






8. HIGH: How do you calculate the circumference of a circle?






9. An integer is divisible by 9 if...






10. List two odd behaviors of exponents






11. Convert to a percentage: 2/5






12. An integer is divisible by 3 if...






13. HIGH: Define the formula for calculating slope.






14. HIGH: How do you calculate the length of an arc?


15. Define the median of a set of numbers - and how to find it for an odd and even number of values in a set.


16. What kind of triangle is this: has two sides of equal length - and a 90 degree angle?






17. Explain how to use an 'Average Pie'






18. An integer is divisible by 2 if...






19. An integer is divisible by 8 if...


20. What is the sum of any 'big' angle and any 'Small' angle?






21. HIGH: How much of your times table should you know - for the GRE?






22. HIGH: List the two most common side ratios for right triangles






23. When 2 lines are perpendicular to each other - their intersection forms 4 angles. What degree are these 4 angles?






24. What is the 'Third side' rule for triangles?






25. How is a range expressed with inequalities?






26. HIGH: Rough est. of v2 =






27. HIGH: How do you multiply and divide square roots?






28. An integer is divisible by 6 if...


29. HIGH: What is the unfactored version of (x+y)² ?






30. Define the mode of a set of numbers.






31. What are 'vertical angles'?






32. HIGH: What is the factored version of (x+y)(x-y) ?






33. HIGH: What is the formula for the diagonal of any square?






34. Explain how to calculate an average (arithmetic mean)






35. HIGH: What is the factored version of x² + 2xy + y² ?






36. Convert to a percentage: 1/4






37. How do you calculate the percentage of change?






38. HIGH: Rough est. of v1 =






39. What are the side ratios for a 30:60:90 triangle?






40. An integer is divisible by 5 if...






41. How do you add or subtract fractions?






42. Solve this: v6 * -v6 = ?






43. v4 =






44. HIGH: What is the side ratio for a 30:60:90 triangle?






45. How do you calculate the probability of two events in a row? (Probability of A and B)






46. Explain the difference between a digit and a number.


47. What is the name of a line that extends from the center of a circle to the edge of a circle?






48. HIGH: how do you calculate a diagonal inside a 3-dimensional rectangular box?






49. What is the formula to determine probability?






50. HIGH: What is the mode?