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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. R²






2. The percent increase from x to y (y>x)






3. The sum of the interior angles is






4. x < y or y> x






5. When the elements of a set are ordered pairs






6. Any integer is divisible by 8 if






7. 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.






8. Is always a right angle.






9. 1/y-1/x x -y ? 0






10. x > y or y< x






11. Product of two odd numbers is






12. Sin 30°






13. 9-40-41






14. x>0 and y>0 or x<0 and y<0






15. 1/2d






16. ? if a side is equal to b side then - the opposite corresponding angles are






17. Any integer is divisible by 4 - if






18. Pairs of opposite angles formed by the intersection of two straight lines. always equal to each other






19. The sume of x and y






20. The distance between two parallel lines or from a point to a line always means






21. x/100






22. (amount of increase/original amount) x 100






23. A/A¹ = B/B¹= C/C¹






24. Angle whose sides are two radii of the circle. The vertex of this angle is the center of the circle. The number of degrees is equal to the amount of arc length that the radd intercept.






25. A+b=c+ d=d






26. | |






27. If b²-4ac < 0 - there are






28. A<x and x<b






29. Ax= by + C






30. 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






31. If two lines are parallel - the slope of one is






32. All three sides and all three angles are equal






33. V2/2- v2/2 - 1 (90-45-45)






34. Wx>wy






35. C²= a²+b² and angle x and y are equal to 90°






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






37. Sum of an odd and an even number is






38. Intersect at only one point - the point is the only solution to the pair of equations






39. Is - as - was - has - cost






40. Parallel and never intersect - they have no solution at all - they are parallel with the same slope






41. Is a rectangular rhombus 1. all four sides are equal 2. opposite pairs of sides are parallel 3. diagonals are equal - are perpendicular to each other - and bisect each other. 4. all the angles are right triangles 5. diagonals intersect the vertices a






42. ?






43. Write down every member that the two sets have in common. The intersection of the sets A and B is a set written AnB






44. The percent decrease from x to y ( y<x)






45. Area= 1/2h(b1+b2) perimeter= b1+b2+c+d






46. xw> yz






47. N= combinations taken (order does not matter) r= rate at a time nCr or C(n -r) = (n)!/(r)! (remember to cancel out common numbers)






48. In a triangle - the greatest angles lies






49. x + (n/100)x






50. 2k + 1