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Test your basic knowledge |
GRE Math Strategies
Start Test
Study First
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. x less than y
x + y
any variable
isosceles triangle
y-x
2. The percent increase from x to y (y>x)
the last three numbers are divisible by 8
isosceles triangle
(y-x/x)100
x-y/xy
3. The increase from x to y
x<0
triangle or straight line
y-x
similar triangles
4. Angles that equal 180 degrees
polygon
xy< 0
supplementary angles
v3/2 or .87
5. ?
then side b > side a
null set
and
a side< b side
6. Area= l x w perimeter = (2l)(2w)
rectangle
range of a relation
positive
times
7. A+b=c+ d=d
rectangle
a+b+d=c+d
any variable
midpoint of a line segment joining 2 parts
8. A°
never divide by zero
x-y
triangle
1
9. Any integer is divisible by 5 if
properties of a rectangle
x is greater than y
the last digit is either 0 or 5
straight angle
10. 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
it is also divisible by 2 and 3
properties of parallelograms
the last three numbers are divisible by 8
approx products
11. Between 90° and 180°
the sum of parts
obtuse angle
a?n
±vx
12. (amount of increase/original amount) x 100
the percent of increase
simultaneous equations in 2 unknowns
x is less than y
equal
13. The sum of any two sides of a triangle is greater than
the third side
x>y and w>z
radius
hexagon
14. Parallel and never intersect - they have no solution at all - they are parallel with the same slope
inconsistent lines
supplementary angles
x - y
polygon
15. x/100
x%
vertical angles
domain of a relation
belongs to
16. Which - what
equals
a?n
any variable
circle
17. Area = ?r² circumference(perimeter)= 2?r
right triangle
odd
circle
permutations
18. Have two equal sides and two equal angles formed by the equal sides and the unequal side.
itself
the last digit is either 0 or 5
isosceles triangle
when finding a solution set
19. V10
3.16
a<x<b
null set
Axioms
20. Distributive axiom - commutative axiom of addition and multiplication - associative axioms of addition and multiplication
Axioms
v2/2 or .71
xy
x and y
21. Side a +side b of a ? is
the percent of decrease
medians of a triangle
isosceles
greater than c
22. Is the set of the second components of the ordered pairs
circle
b+d>c+e
trapezoid
range of a relation
23. B>c+ d>e
b+d>c+e
right triangle
n percent less than x
±vx
24. x +z > y+z
x>y
properties of a rhombus
x<0 and z=x+y
0 - 2 - 4 - 6 - 8
25. | |
perpendicular
xy + xz
parallel
relation
26. 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
diameter of circle
properties of a rhombus
x - y
a
27. Set of solutions to an equation
y-x
solution set
x + y
the percent of decrease
28. If the each element of the domain occurs only once as a FIRST component
(x-y/x)100
closed set
equal angles
a relation is a function
29. A<x and x<b
x>y and y>z
1.7
360 degrees
a<x<b
30. If the base angles of a triangle are equal - the triangle is
n percent less than x
isosceles
standard deviation
x%
31. A line that is perpendicular to a radius and that passes through only one point of the circle.
x-y/xy
combinations
right triangle
tangent
32. x older than y
a set
a+b+d=c+d
x + y
x²-2xy+y²
33. 1. square all choices given 2. select the closes choice that is too large and the one that is too small. 3. find the average of the two choices (not of the squares) 4. square the average - if it is greater than the original number - choose the lower
approx square roots
odd
closed set
right triangle
34. (x-y)(x-y) = (x-y)²
x²-2xy+y²
x>y
medians of a triangle
(x-y/x)100
35. x(y+z)
equal
the percent of increase
xy + xz
if the last digit of the number is 0 -2 -4 -6 -8
36. 1/an
a?n
a set
similar triangles
even
37. Every set is a subset of
itself
x - y
+y
n percent less than x
38. Sin 60°
v3/2 or .87
x + y
right angle
x²-2xy+y²
39. M?A = m?D m?B= m?E m?C=m?F and a/d=b/e=c/f
the last two digits of the number make a number that is divisible by 4
percent
x+y/xy
similar triangles
40. x more than y
equals
x²+ 2xy+y²
v2/2 or .71
x + y
41. The measure of an interior angle is
equal to the sum of the measures of the remote exterior angles
consistent lines
x²-y²
perpendicular bisectors
42. A subset of a set is
a set
a relation is a function
y-x
parallelogram
43. Wx>wy
w>0 and x>y
properties of parallelograms
probability
slope of a line joining two points
44. x/100
x and y
x percent
x²-2xy+y²
expression of an even number
45. x(y-z)
(x/100)m= n
permutations
rectangle
xy-xz
46. Write down every member that the two sets have in common. The intersection of the sets A and B is a set written AnB
find the intersection of two sets
triangle
right triangle
medians of a triangle
47. A chord through the center of the circle
even
right triangle
diameter
3.16
48. 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
the percent of decrease
x²+ 2xy+y²
properties of a square
approx square roots
49. Any integer is divisible by 10 - if
the last digit is 0
the last three numbers are divisible by 8
b+d>c+e
parallel
50. Any integer is divisible by 4 - if
radius
isosceles triangle
the last two digits of the number make a number that is divisible by 4
negative reciprocal of the other