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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. When the elements of a set are ordered pairs






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






3. x/100






4. Is always a right angle.






5. All even numbers end in the digits of






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






7. y years from now






8. x - (n/100)x






9. Any integer is divisible by 4 - if






10. Angles directly across each other are equal






11. The length of a segment whose endpoints are (x1 -y1) and (x2 -y2)






12. Volume= 4/3?r² surface area= 4?r²






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






14. M?A = m?D m?B= m?E m?C=m?F and a/d=b/e=c/f






15. 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






16. ?






17. The distance from the center of the circle






18. x younger than y






19. Ax= by + C






20. Integer is divisible by 2






21. A+b=c+ d=d






22. 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.






23. All three sides and all three angles are equal






24. M= y2-y1/x2-x1






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






26. ?






27. 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






28. ? if a side < b side - then






29. Side a +side b of a ? is






30. 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.






31. ?






32. Every set is a subset of






33. 1. round each number being added to one more place than it is being asked. 2. add the rounded numbers. 3. round off the sum to the desired number of places






34. B²-4ac = 0 there is






35. ?






36. 1-1-v2 (90-45-45)






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






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






39. (x+y)(x+y)= (x+y)²






40. 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*)






41. ?






42. 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






43. Volume= 2/3?r² surface area= 2?r² (w/o bases) or 3?r² (with bases)






44. x²






45. Any integer is divisible by 9 - if






46. Less than 90°






47. 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






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






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






50. In a triangle - the greatest angles lies