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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. A chord through the center of the circle






2. 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)






3. 1/2d






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






5. x > y or y< x






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






7. x - (n/100)x






8. If ?B > ?A - then






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






10. 1/y-1/x x -y ? 0






11. 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.






12. N is what % of m






13. x older than y






14. V2/2- v2/2 - 1 (90-45-45)






15. ? if a side is equal to b side then - the opposite corresponding angles are






16. 3(4+1)= 3 x 4 + 3 x 1






17. Product of an even number and any other number is






18. B²-4ac = 0 there is






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






20. Set of solutions to an equation






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






22. Sum of two even numbers is






23. x+w> y+z






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






25. /100 (the ______ number over 100)






26. 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.






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






28. x>z






29. Less than 90°






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






31. 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.






32. V10






33. Every set is a subset of






34. The product of x and y






35. Is a rectangular rhombus 1. all four sides are equal 2. opposite pairs of sides are parallel 3. diagonals are equal - are perpendicular to each other - and bisect each other. 4. all the angles are right triangles 5. diagonals intersect the vertices a






36. B>c+ d>e






37. 1-v3- 2 (90-30-60)






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






39. ?






40. All odd numbers end in the digits of






41. 9-40-41






42. A/A¹ = B/B¹= C/C¹






43. 3-4-5






44. 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*)






45. 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






46. In transversals






47. 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)






48. The distance from the center of the circle






49. x + y






50. Is the relation with ALL ordered pairs REVERSED.