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






2. If under the operation - any two members of the set constitute an element of the set ( * the product of the elements multiplied by themselves must also be an element of the set*)






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






4. ?






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






6. (x-y)(x-y) = (x-y)²






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






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






9. ?






10. Angles directly across each other are equal






11. (x+y)(x+y)= (x+y)²






12. Ax= by + C






13. 1-1-v2 (90-45-45)






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






15. y<x






16. If ?B > ?A - then






17. R²






18. 1-v3- 2 (90-30-60)






19. The percent increase from x to y (y>x)






20. The difference between x and y






21. | |






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






23. 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






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






25. In a triangle - if ?c(interior angle in triangle) and ?d(exterior angle out of triangle) are supplmentary angles - than ?a and ?b are remote interior angles to <d - thus - a +b+c = 180 (triangle) c+d = 180 (supplementary angles)






26. x < y or y> x






27. The measure of an interior angle is






28. A pair of equations in two unknowns (each is graphed seperately and each is represented by a straight line)






29. Is always a right angle.






30. ?






31. 180°






32. 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.






33. Area = ?r² circumference(perimeter)= 2?r






34. All angles are right angles and diagonals are equal 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






35. Any integer is divisible by 10 - if






36. Is the set of the second components of the ordered pairs






37. ? if a side < b side - then






38. Which - what






39. Of






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






41. If the base angles of a triangle are equal - the triangle is






42. y years ago






43. xw> yz






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. A line that is perpendicular to a radius and that passes through only one point of the circle.






46. x +z > y+z






47. 9-40-41






48. A+b=c+ d=d






49. 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






50. Sin 45°