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






2. How do you solve a combination?


3. How do you calculate the percentage of change?






4. HIGH: What is the mode?






5. HIGH: What is the unfactored version of (x-y)² ?






6. HIGH: Describe how to deal with 2 sets of parentheses.






7. List all the prime numbers that are less than 30:






8. HIGH: Area of a triangle?






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


10. For a bell curve - what three terms might be used to describe the number in the middle?






11. HIGH: Define the formula for calculating slope.






12. HIGH: How do you multiply powers with the same base?






13. HIGH: Rough est. of v1 =






14. Does order matter for a permutation? How about for a combination?






15. How do you multiply fractions?






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






17. HIGH: What is a '30:60:90' triangle?






18. When a pair of parallel lines is intersected by another line - two types of angles are formed. What are they?


19. What do permutation problems often ask for?






20. HIGH: What must be true before a quadratic equation can be solved?


21. HIGH: Rough est. of v2 =






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






23. HIGH: Explain a method for quickly comparing fractions with different denominators - to determine which is larger.


24. Convert to a percentage: 2/5






25. Probability Formula






26. In a coordinate system - identify the quadrants and describe their location.






27. HIGH: Area of a circle






28. What is a 'Right' angle?






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


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






31. HIGH: how do you calculate the surface area of a rectangular box?






32. How precise do you need to be - using p on the GRE?


33. Define the range of a set of numbers.






34. HIGH: Define the 'Third side' rule for triangles


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






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






37. Define a factorial of a number - and how it is written.






38. HIGH: What is a 'Right isosceles' triangle?






39. What is the formula to determine probability?






40. What causes 80% of errors on the math section of the GRE?






41. How is a range expressed with inequalities?






42. On the GRE - should you ever assume that diagrams are truthful?






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






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


45. What'S one way to avoid mistakes on algebra questions in the GRE?


46. If something is possible but not certain - what is the numeric range of probability of it happening?






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


48. How many angles are formed when 2 lines intersect? and what is the sum of these angles?






49. What is the 'distributive law'?






50. What is an 'equilateral' triangle?