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GRE Math Strategies

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. All odd numbers end in the digits of






2. B>c+ d>e






3. If the each element of the domain occurs only once as a FIRST component






4. 1-v3- 2 (90-30-60)






5. A/A¹ = B/B¹= C/C¹






6. ?






7. Between 180° and 360°






8. 2k






9. 1-1-1 (60-60-60)






10. A collection of anything - numbers - letters - objects - etc. written within brackets { } two are equal if they contain the same elements.(order does not matter)






11. x= -b + vb²-4ac/2a and x = -b - vb²-4ac/2a






12. (x+y) (x-y)






13. Area= s² perimeter= 4s






14. Angles directly across each other are equal






15. z>y






16. One angle is equal 90° and the other two angles are equal to the sum of 90°






17. The case where the two equations are equivalent (just two different forms of the same mathematical relation). Any point that satisfies either of the equations - automatically satisfies both






18. 5+3= 3+5 and 5 x 3= 3 x 5






19. 7-24-25






20. (x-y)(x-y) = (x-y)²






21. x less than y






22. If under the operation - any two members of the set constitute an element of the set ( * the product of the elements multiplied by themselves must also be an element of the set*)






23. 90°






24. (x1+ x2/2) - (y1+y2/2) Each coordinate of the midpoint is equal to the average of the corresponding cordinates of the endpoints






25. Diagonal= sv2






26. Square of hypotenuse = c² = a²+b² length of hypotenuse = c= va²+vb²






27. 1/an






28. Write down every member in one or both of the sets - the union of two sets is a new set. the union of set A and B is written as A?B






29. Which - what






30. x + y






31. Wx>wy






32. ?






33. x+w> y+z






34. Area= bh perimeter= 2a +2b






35. A line that is perpendicular to a radius and that passes through only one point of the circle.






36. y years from now






37. Volume= 2/3?r² surface area= 2?r² (w/o bases) or 3?r² (with bases)






38. x²






39. Is - as - was - has - cost






40. V2






41. All sides are equal and all of whose angles are equal. 1. can be inscribed in a circle and can be circumscribed about another circle. 2. each angle is equal to the sum of the angles divided by the number of sides 180(n-2)°/n.






42. Sum of two even numbers is






43. The quotient of any quantity (except 0) divided by zero is infinity






44. N= number of objects (order matters!!!) k= rate at a time nPk= n!/(n-k)! (remember to cancel common numbers)






45. Area = ?r² circumference(perimeter)= 2?r






46. The decrease from x to y






47. The angles opposite to sides that are equal in length have






48. In transversals






49. 1. square all choices given 2. select the closes choice that is too large and the one that is too small. 3. find the average of the two choices (not of the squares) 4. square the average - if it is greater than the original number - choose the lower






50. Side a +side b of a ? is