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






2. Is the set of the first components of the ordered pairs.






3. x/100






4. When two parallel lines are crossed by a third straight line (transversal) - then






5. V10






6. R²






7. x(y-z)






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






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






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






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






12. 1. solve the equation or inequality 2. use ONLY the solutions which satisfy the condition required - the set of all x such that x is greater than or equal to 10 R= {x: x=10}






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






14. A closed plane whose sides are straight lines. The sum of the angles is equal to 180(n-2) - where n is the number of sides.






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






16. The measure of an interior angle is






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






18. x +z > y+z






19. B>c+ d>e






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






21. M= y2-y1/x2-x1






22. A+b=c+ d=d






23. xw> yz






24. A°






25. All odd numbers end in the digits of






26. What % of m is n






27. Angles directly across each other are equal






28. y<x






29. 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






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






31. 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






32. 1-v3- 2 (90-30-60)






33. ?






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






35. 5-12-13






36. 1. determine a rough approximation of the square root of the number. 2. divide the number by all the primes that are less than the approx square root. If the number is not divisible by ANY of the these primes - then it is prime. If it IS divisible -






37. Which - what






38. Diagonals divide into 6 equilateral triangles - the sides are equal to the sides of the ________. if inscribed in a circle - the length of each side is equal to the length of the radius of the circle.






39. Side a +side b of a ? is






40. 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 diagonals divides it into two pairs of congruent triangles






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






42. Diagonal= sv2






43. Area= 1/2bh perimeter= a+b+c






44. x older than y






45. 1/y-1/x x -y ? 0






46. Is the relation with ALL ordered pairs REVERSED.






47. 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)






48. (amount of increase/original amount) x 100






49. V3






50. The increase from x to y