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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. Any integer is divisible by 5 if






2. Between 180° and 360°






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






4. Every set is a subset of






5. 3(4+1)= 3 x 4 + 3 x 1






6. (x+y) (x-y)






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






8. 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






9. y<x






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






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






12. 1/y-1/x x -y ? 0






13. x + y






14. Set of solutions to an equation






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






16. The product of x and y






17. (3+5) +6= 3+ (5+6) and (3x5)6= 3(5x6)






18. x(y+z)






19. Any integer is divisible by 8 if






20. x older than y






21. The distance from the center of the circle






22. ?if y angle< x angle - then






23. x²






24. The sum of the interior angles is






25. Sin 30°






26. Area= 1/2h(b1+b2) perimeter= b1+b2+c+d






27. A subset of a set is






28. 9-40-41






29. Ax= by + C






30. M=number of favorable ways n= total number of ways (two events occurring is the prob of the first times the prob of the second)






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






32. Angles directly across each other are equal






33. 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






34. A+b=c+ d=d






35. 90°






36. Is drawn from the vertices perpendicular to the opposite sides. The lengths of these lines are useful in calculating the area of the trinagle since the area of the triangle is 1/2bh and the height and the _____are the same.






37. 5-12-13






38. Sum of an odd and an even number is






39. x +z > y+z






40. A chord through the center of the circle






41. 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.






42. Any integer is divisible by 6 if






43. Less than 90°






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






45. ?






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






47. x>z






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






49. Sin 60°






50. If b²-4ac < 0 - there are






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