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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. 8-15-17






2. The decrease from x to y






3. 180°






4. Is always a right angle.






5. Area= bh perimeter= 2a +2b






6. M= y2-y1/x2-x1






7. 1-v3- 2 (90-30-60)






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






9. x(y-z)






10. 1/x + 1/y x -y ? 0






11. Area= l x w perimeter = (2l)(2w)






12. Any integer is divisible by 6 if






13. B²-4ac = 0 there is






14. The increase from x to y






15. The whole equals






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






17. ?






18. A chord through the center of the circle






19. ?






20. x + (n/100)x






21. 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.






22. Integer is divisible by 2






23. x < y or y> x






24. 3-4-5






25. Volume= bh or ?r²h surface area= 2?rh (w/o bases) or 2?r(h+r) with bases






26. Between 180° and 360°






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






28. The difference between x and y






29. Diagonals are perpendicular to each other and bisect the vertex angles 1.each pair of opposite sides are equal 2. the diagonals bisect eachother 3. the opposite angles are equal 4. one diagonal divides it into two congruent triangles and two diagonal






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






31. Side a +side b of a ? is






32. x younger than y






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






34. (x-y)(x-y) = (x-y)²






35. x= -b + vb²-4ac/2a and x = -b - vb²-4ac/2a






36. If b²-4ac > 0 there are






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






38. 5-12-13






39. ?






40. The product of an odd number of negative numbers is






41. 1. subtract each number from the average of the numbers 2. square the result of each of the numbers 3. add all those results and then divide by how many numbers you originally had. 4. take the square root of that result






42. One angle is equal 90° and the other two angles are equal to the sum of 90°






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






44. The product of x and y






45. Area= 1/2?r2 length= 1/2?d= ?r perimeter= d(1/2? +1)






46. 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






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






48. Any integer is divisible by 8 if






49. Sin 30°






50. Sin 60°