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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. 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)






2. 1/y-1/x x -y ? 0






3. 5-12-13






4. x more than y






5. The sume of x and y






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






7. All odd numbers end in the digits of






8. The lines that divide each angle of the triangle into two equal parts. these lines meet in a point that is the center of a circle inscribed in the triangle.






9. A°






10. ?






11. V10






12. x>z






13. If ?B > ?A - then






14. Wx>wy






15. A/A¹ = B/B¹= C/C¹






16. x/100






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






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






19. 5+3= 3+5 and 5 x 3= 3 x 5






20. xw> yz






21. V2






22. Have two equal sides and two equal angles formed by the equal sides and the unequal side.






23. y years from now






24. 1-1-v2 (90-45-45)






25. Product of an even number and any other number is






26. The product of x and y






27. ?






28. x/100






29. ?






30. 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






31. M?A = m?D m?B= m?E m?C=m?F and a/d=b/e=c/f






32. Ax= by + C






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






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






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






36. (x-y)(x-y) = (x-y)²






37. ?






38. In transversals






39. 90°






40. (x+y)(x+y)= (x+y)²






41. Any integer is divisible by 10 - if






42. ? if a side < b side - then






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






44. x(y+z)






45. The increase from x to y






46. Is always a right angle.






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






48. Product of two odd numbers is






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






50. Are the lines that bisect and are perpendicular to each of the three sides. The point where they meet is the center of the circumscribed circle.