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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. 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






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






3. Sin 45°






4. 1/an






5. Any integer is divisible by 3 - if






6. 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.






7. 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






8. 2k + 1






9. Any integer is divisible by 5 if






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






11. x + y






12. The sume of x and y






13. x younger than y






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






15. All even numbers end in the digits of






16. 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}






17. Is a subset of every set






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






19. What % of m is n






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






21. 1/2d






22. If two lines are perpendicular - the slope of one is the






23. x(y+z)






24. Less than 90°






25. ?






26. The difference between x and y






27. N is what % of m






28. x + (n/100)x






29. V3






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






31. B>c+ d>e






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






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






34. V10






35. 8-15-17






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. Sum of an odd and an even number is






38. ?






39. C²= a²+b² and angle x and y are equal to 90°






40. Angle whose sides are two radii of the circle. The vertex of this angle is the center of the circle. The number of degrees is equal to the amount of arc length that the radd intercept.






41. The measure of an interior angle is






42. /100 (the ______ number over 100)






43. 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.






44. B²-4ac = 0 there is






45. All odd numbers end in the digits of






46. Is - as - was - has - cost






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






48. The product of an odd number of negative numbers is






49. The increase from x to y






50. ?