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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/y-1/x x -y ? 0






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






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






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






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






6. 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.






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






8. Wx>wy






9. 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 -






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






11. 1/an






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






13. 90°






14. All odd numbers end in the digits of






15. The sum of the interior angles is






16. A chord through the center of the circle






17. (x1+ x2/2) - (y1+y2/2) Each coordinate of the midpoint is equal to the average of the corresponding cordinates of the endpoints






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






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






20. Any integer is divisible by 4 - if






21. x/100






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






23. 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.






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






25. xw> yz






26. R²






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






28. Angles that equal 180 degrees






29. Any integer is divisible by 8 if






30. A<x and x<b






31. Any arc length is less than






32. 7-24-25






33. ?






34. 1-1-v2 (90-45-45)






35. 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






36. Area= s² perimeter= 4s






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






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






39. V2






40. ?






41. z>y






42. Integer is divisible by 2






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






44. (3+5) +6= 3+ (5+6) and (3x5)6= 3(5x6)






45. ?






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






47. x younger than y






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






49. All sides are equal and all of whose angles are equal. 1. can be inscribed in a circle and can be circumscribed about another circle. 2. each angle is equal to the sum of the angles divided by the number of sides 180(n-2)°/n.






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