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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. 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.






2. 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}






3. x(y+z)






4. R²






5. 3(4+1)= 3 x 4 + 3 x 1






6. V2






7. x less than y






8. ?






9. x/100






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






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






12. The sum of the interior angles is






13. All three sides and all three angles are equal






14. The quotient of any quantity (except 0) divided by zero is infinity






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






16. Side a +side b of a ? is






17. 7-24-25






18. If b²-4ac < 0 - there are






19. 2k + 1






20. y<x






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






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






23. Is - as - was - has - cost






24. The whole equals






25. A+b=c+ d=d






26. Any integer is divisible by 3 - if






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






28. Angles directly across each other are equal






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






30. Sum of two even numbers is






31. Square of hypotenuse = c² = a²+b² length of hypotenuse = c= va²+vb²






32. V10






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






34. N= combinations taken (order does not matter) r= rate at a time nCr or C(n -r) = (n)!/(r)! (remember to cancel out common numbers)






35. 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






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






37. z>y






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






39. 3-4-5






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






41. If y²= x - then y =






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






43. 1-1-v2 (90-45-45)






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






45. Every set is a subset of






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






47. Between 90° and 180°






48. 90°






49. The product of x and y






50. ? if a side < b side - then