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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. 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.






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






3. x>z






4. Sin 60°






5. 8-15-17






6. Any integer is divisible by 3 - if






7. What % of m is n






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






9. Is always a right angle.






10. 3(4+1)= 3 x 4 + 3 x 1






11. Diagonal= sv2






12. x + (n/100)x






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






14. 1-v3- 2 (90-30-60)






15. The case where the two equations are equivalent (just two different forms of the same mathematical relation). Any point that satisfies either of the equations - automatically satisfies both






16. 180°






17. Is - as - was - has - cost






18. 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}






19. Any integer is divisible by 4 - if






20. The difference between x and y






21. xw> yz






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






23. x older than y






24. C²= a²+b² and angle x and y are equal to 90°






25. 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)






26. M= y2-y1/x2-x1






27. Area= 1/2?r2 length= 1/2?d= ?r perimeter= d(1/2? +1)






28. 3-4-5






29. Two tangents to a circle from the same point outside of the circle are always






30. Area= s² perimeter= 4s






31. Sum of an odd and an even number is






32. 360°






33. B²-4ac = 0 there is






34. 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.






35. ?






36. All even numbers end in the digits of






37. 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






38. 1/2bh






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






40. Volume= 4/3?r² surface area= 4?r²






41. Between 180° and 360°






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






43. If two lines are perpendicular - the slope of one is the






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






45. /100 (the ______ number over 100)






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






47. Wx>wy






48. The distance between two parallel lines or from a point to a line always means






49. The measure of an interior angle is






50. Ax= by + C