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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. Any integer is divisible by 8 if






2. 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






3. x + y






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






5. 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.






6. Angles that equal 180 degrees






7. In a triangle - the greatest angles lies






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






9. 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






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






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. Intersect at only one point - the point is the only solution to the pair of equations






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






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






15. The difference between x and y






16. Sum of two even numbers is






17. The sum of the interior angles is






18. Any integer is divisible by 5 if






19. If y²= x - then y =






20. V2






21. 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)






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






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






24. 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}






25. x(y+z)






26. A<x and x<b






27. x/100






28. 8-15-17






29. 1/x + 1/y x -y ? 0






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






31. 3(4+1)= 3 x 4 + 3 x 1






32. M= y2-y1/x2-x1






33. A°






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






35. Area= s² perimeter= 4s






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






37. Which - what






38. 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)






39. x < y or y> x






40. If b²-4ac < 0 - there are






41. x>z






42. Diagonals divide into 6 equilateral triangles - the sides are equal to the sides of the ________. if inscribed in a circle - the length of each side is equal to the length of the radius of the circle.






43. R²






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






45. Every set is a subset of






46. Sum of two odd numbers is






47. Then their intersection is the null or empty set - written as Ø






48. N is what % of m






49. Angles directly across each other are equal






50. In transversals