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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. Wx<wy






2. Set of solutions to an equation






3. Any integer is divisible by 6 if






4. 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}






5. A+b=c+ d=d






6. All angles are right angles and diagonals are equal 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






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






8. Any arc length is less than






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






10. All even numbers end in the digits of






11. N is what % of m






12. C times as old as john

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






14. ?






15. 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






16. If b²-4ac > 0 there are






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






18. x younger than y






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






20. 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)






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






22. A°






23. Diagonal= sv2






24. 3-4-5






25. Is a subset of every set






26. The measure of an interior angle is






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






28. The angles opposite to sides that are equal in length have






29. The sum of the interior angles is






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






31. The decrease from x to y






32. V3






33. ?






34. x - (n/100)x






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






36. 2k + 1






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






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






39. B²-4ac = 0 there is






40. 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.






41. Volume= 4/3?r² surface area= 4?r²






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






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






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






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






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






47. Any integer is divisible by 4 - if






48. Any integer is divisible by 10 - if






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






50. 90°







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