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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. V2






2. y years from now






3. 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






4. x > y or y< x






5. If an equation can be put into the form y= mx +b - then






6. A/A¹ = B/B¹= C/C¹






7. x younger than y






8. Wx<wy






9. x - (n/100)x






10. x/100






11. The difference between x and y






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






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






14. x +z > y+z






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






16. 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






17. The increase from x to y






18. Are the lines that bisect and are perpendicular to each of the three sides. The point where they meet is the center of the circumscribed circle.






19. Less than 90°






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






21. 3-4-5






22. 8-15-17






23. Are the lines drawn from each vertex to the midpoint of its opposite side. they cross at a point that divides each individual ______into two parts.






24. If the each element of the domain occurs only once as a FIRST component






25. 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.






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






27. Ax= by + C






28. 1/x + 1/y x -y ? 0






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






30. Side a +side b of a ? is






31. The sume of x and y






32. A<x and x<b






33. A+b=c+ d=d






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






35. C times as old as john

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36. Pairs of opposite angles formed by the intersection of two straight lines. always equal to each other






37. 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






38. Any integer is divisible by 4 - if






39. If b²-4ac < 0 - there are






40. ?






41. V2/2- v2/2 - 1 (90-45-45)






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






43. Angles directly across each other are equal






44. 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.






45. Sum of two even numbers is






46. (3+5) +6= 3+ (5+6) and (3x5)6= 3(5x6)






47. Write down every member in one or both of the sets - the union of two sets is a new set. the union of set A and B is written as A?B






48. 9-40-41






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






50. Volume= bh or ?r²h surface area= 2?rh (w/o bases) or 2?r(h+r) with bases