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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. C times as old as john

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2. M= y2-y1/x2-x1






3. The point where the line crosses the x-axis - y will always = 0 in this case






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






5. If two lines are perpendicular - the slope of one is the






6. 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.






7. x + y






8. Product of two odd numbers is






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






10. Which - what






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






12. Any line that connects two points on a circle.






13. y years from now






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






15. ?






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






17. 3(4+1)= 3 x 4 + 3 x 1






18. (x+y) (x-y)






19. Then their intersection is the null or empty set - written as Ø






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






21. Sin 60°






22. V10






23. Integer is divisible by 2






24. What % of m is n






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






26. 1-v3- 2 (90-30-60)






27. Less than 90°






28. The product of an even number of negative numbers is






29. A<x and x<b






30. x - (n/100)x






31. Volume= e(edge)³ surface area= 6e²






32. Sum of an odd and an even number is






33. B²-4ac = 0 there is






34. If b²-4ac < 0 - there are






35. All three sides and all three angles are equal






36. Any integer is divisible by 6 if






37. In transversals






38. 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






39. Any integer is divisible by 10 - if






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






41. x>z






42. Wx<wy






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






44. x +z > y+z






45. 1. round the numbers being multiplied to one more place than it is being asked. 2. Multiply the rounded off numbers 3. round of product to desired number of places






46. Between 90° and 180°






47. 1/2d






48. If b²-4ac > 0 there are






49. 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)






50. 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.