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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. 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.






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






3. 360°






4. x+w> y+z






5. x < y or y> x






6. ?






7. 5-12-13






8. Ax= by + C






9. x older than y






10. 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)






11. A°






12. Angles that equal 180 degrees






13. x(y-z)






14. 1/2d






15. 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.






16. (x-y)(x-y) = (x-y)²






17. 5+3= 3+5 and 5 x 3= 3 x 5






18. Two tangents to a circle from the same point outside of the circle are always






19. x less than y






20. xw> yz






21. 3(4+1)= 3 x 4 + 3 x 1






22. The length of a segment whose endpoints are (x1 -y1) and (x2 -y2)






23. z>y






24. Any integer is divisible by 3 - if






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






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






27. (3+5) +6= 3+ (5+6) and (3x5)6= 3(5x6)






28. x/100






29. 3-4-5






30. Is always a right angle.






31. 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






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






33. In transversals






34. N is what % of m






35. Any integer is divisible by 9 - if






36. ?






37. 1/an






38. (x+y) (x-y)






39. Volume= 2/3?r² surface area= 2?r² (w/o bases) or 3?r² (with bases)






40. ?






41. V10






42. Angle whose sides are two chords. The vertex of the angles lies on the circumference of the circle. The number of degrees of the angle is equal to 1/2 the intercepted arc






43. 9-40-41






44. x more than y






45. 2k + 1






46. If b²-4ac < 0 - there are






47. xn<0 if n is odd and xn>0 if n is even






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






49. If b²-4ac > 0 there are






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