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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. What % of m is n






2. ? if a side < b side - then






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






4. Volume= 4/3?r² surface area= 4?r²






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






6. Is always a right angle.






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






8. (amount of decrease/original amount) x 100






9. Area= s² perimeter= 4s






10. x + (n/100)x






11. Is the relation with ALL ordered pairs REVERSED.






12. Any number squared or raised to an even power is






13. If b²-4ac > 0 there are






14. (x+y) (x-y)






15. The distance from the center of the circle






16. ?






17. x + y






18. 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.






19. 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






20. ?






21. R²






22. x - (n/100)x






23. x(y-z)






24. B>c+ d>e






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






26. x>z






27. All even numbers end in the digits of






28. ?






29. 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.






30. If an equation can be put into the form y= mx +b - then






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






32. V2






33. Is - as - was - has - cost






34. When the elements of a set are ordered pairs






35. The product of x and y






36. x younger than y






37. Distributive axiom - commutative axiom of addition and multiplication - associative axioms of addition and multiplication






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






39. 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)






40. (x-y)(x-y) = (x-y)²






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






42. Between 180° and 360°






43. N is what % of m






44. 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






45. Side a +side b of a ? is






46. Sum of two even numbers is






47. Volume=lwh surface area= 2wh + 2hl + 2lw






48. All three sides and all three angles are equal






49. (sum of individual quantities or measures/ total number of quantities or measures)






50. Product of two odd numbers is