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






2. x>z






3. 9-40-41






4. A¹






5. V3






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






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






8. Set of solutions to an equation






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






10. ?






11. 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.






12. ?






13. 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}






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






15. The sum of any two sides of a triangle is greater than






16. Is a subset of every set






17. 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






18. x + (n/100)x






19. x < y or y> x






20. 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






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






22. (x+y)(x+y)= (x+y)²






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






24. Any integer is divisible by 9 - if






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






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






27. Any integer is divisible by 10 - if






28. Angles directly across each other are equal






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






30. All odd numbers end in the digits of






31. 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






32. 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






33. Which - what






34. 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






35. N is what % of m






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






37. Between 180° and 360°






38. x/100






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






40. If two lines are parallel - the slope of one is






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






42. If b²-4ac < 0 - there are






43. Have two equal sides and two equal angles formed by the equal sides and the unequal side.






44. A+b=c+ d=d






45. The whole equals






46. The increase from x to y






47. x younger than y






48. Any arc length is less than






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






50. 1/x + 1/y x -y ? 0