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






2. Set of solutions to an equation






3. Area= 1/2bh perimeter= a + b+ c hypotenuse= c²= b²+a²






4. 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






5. ?






6. Area= s² perimeter= 4s






7. The sum of the interior angles is






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






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






10. x older than y






11. (x+y)(x+y)= (x+y)²






12. A+b=c+ d=d






13. 9-40-41






14. Is a subset of every set






15. Product of two odd numbers is






16. 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.






17. The increase from x to y






18. The difference between x and y






19. Volume= 4/3?r² surface area= 4?r²






20. A chord through the center of the circle






21. 1-1-v2 (90-45-45)






22. M=number of favorable ways n= total number of ways (two events occurring is the prob of the first times the prob of the second)






23. The decrease from x to y






24. Any integer is divisible by 5 if






25. The sum of any two sides of a triangle is greater than






26. 180°






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






28. y years ago






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






30. V3






31. Wx>wy






32. 1/y-1/x x -y ? 0






33. Diagonals divide into 6 equilateral triangles - the sides are equal to the sides of the ________. if inscribed in a circle - the length of each side is equal to the length of the radius of the circle.






34. 3-4-5






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






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






37. 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)






38. A<x and x<b






39. Area= 1/2bh perimeter= a+b+c






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






41. In a triangle - if ?c(interior angle in triangle) and ?d(exterior angle out of triangle) are supplmentary angles - than ?a and ?b are remote interior angles to <d - thus - a +b+c = 180 (triangle) c+d = 180 (supplementary angles)






42. x > y or y< x






43. 8-15-17






44. | |






45. When two parallel lines are crossed by a third straight line (transversal) - then






46. Angles directly across each other are equal






47. x more than y






48. Area= 1/4s² v3 perimeter= 3s altitude= 1/2s v3






49. Is the relation with ALL ordered pairs REVERSED.






50. In transversals