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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. x²
even
the square of x
x<0
equilateral triangle
2. In a triangle - the greatest angles lies
inverse of a relation
opposite the greatest side
when finding a solution set
one solution
3. Pairs of opposite angles formed by the intersection of two straight lines. always equal to each other
vertical angles
permutations
one solution
right angle
4. Which - what
any variable
1.4
finding the union of sets
xy
5. R²
diameter of circle
x²-y²
inverse of a relation
similar triangles
6. Is the relation with ALL ordered pairs REVERSED.
inverse of a relation
approx sums
approx square roots
approx products
7. Ax= by + C
itself
properties of parallelograms
approx products
simultaneous equations in 2 unknowns
8. The point where the line crosses the y-axis - x will always = 0 in this case
y intercept
chord
w>0 and x>y
consistent lines
9. Volume= bh or ?r²h surface area= 2?rh (w/o bases) or 2?r(h+r) with bases
cylinder
the sum of its digits is divisible by 9
polygon
equals
10. Any integer is divisible by 9 - if
the sum of its digits is divisible by 9
the third side
xy + xz
average
11. 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
one solution
approx square roots
acute angle
commutative axiom of addition and multiplication
12. (sum of individual quantities or measures/ total number of quantities or measures)
consistent lines
if two sets have no elements in common
it is also divisible by 2 and 3
average
13. When the elements of a set are ordered pairs
tangent
relation
associative axiom of addition and multiplication
negative reciprocal of the other
14. The measure of an interior angle is
n percent greater than x
x²-y²
equal to the sum of the measures of the remote exterior angles
sphere
15. ?if y angle< x angle - then
regular polygon properties
negative
a side< b side
3.16
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
finding the union of sets
properties of a rhombus
always positive or zero
opposite the greatest side
17. One angle is equal 90° and the other two angles are equal to the sum of 90°
right triangle
negative
xy + xz
all acute angles are equal and all obtuse angles are equal
18. x younger than y
x - y
the square of x
right triangle
angle
19. If the each element of the domain occurs only once as a FIRST component
rectangular solid
probability
a relation is a function
times
20. All odd numbers end in the digits of
even
triangle or straight line
1 - 3 - 5 - 7 - 9
right triangle
21. Diagonal= sv2
360 degrees
relation
diagonal of a square
x + y
22. 7-24-25
x²+ 2xy+y²
diameter of circle
right triangle
x+y/xy
23. A+b=c+ d=d
a+b+d=c+d
perpendicular
closed set
right triangle
24. Area= 1/2h(b1+b2) perimeter= b1+b2+c+d
trapezoid
medians of a triangle
right triangle
w>0 and x>y
25. Of
right triangle
times
equal angles
similar triangles
26. Area= 1/2?r2 length= 1/2?d= ?r perimeter= d(1/2? +1)
xy + xz
semicircle
central angle
v(x2-x1)²+ (y2-y1)²
27. Any line that connects two points on a circle.
odd
chord
(x/100)m= n
even
28. A pair of equations in two unknowns (each is graphed seperately and each is represented by a straight line)
polygon
simultaneous equations
permutations
chord
29. Is the set of the second components of the ordered pairs
range of a relation
a side< b side
1 - 3 - 5 - 7 - 9
the last digit is 0
30. x>0 and y<0 or x<0 and y >0
xy< 0
a
distributive axiom
average
31. M= y2-y1/x2-x1
positive
isosceles triangle
slope of a line joining two points
sphere
32. The sum of the interior angles is
180 degrees
the last two digits of the number make a number that is divisible by 4
rectangular solid
properties of parallelograms
33. x/100
x percent
all acute angles are equal and all obtuse angles are equal
x - y
the last digit is either 0 or 5
34. The sume of x and y
x + y
xy< 0
equal to the sum of the measures of the remote exterior angles
22/7 or 3.14
35. The angles opposite to sides that are equal in length have
supplementary angles
right triangle
vertical angles
equal angles
36. If b²-4ac < 0 - there are
the sum of parts
no solutions
slope of a line joining two points
360 degrees
37. Any integer is divisible by 3 - if
180 degrees
the sum of its digits is divisible by 3
and
x>y
38. The percent increase from x to y (y>x)
perpendicular bisectors
a side< b side
(x-y/x)100
(y-x/x)100
39. x= -b + vb²-4ac/2a and x = -b - vb²-4ac/2a
Axioms
similar triangles
quadratic equations
the third side
40. The percent decrease from x to y ( y<x)
find the intersection of two sets
similar triangles
(x-y/x)100
a relation is a function
41. 3-4-5
times
the sum of its digits is divisible by 9
quadratic equations
right triangle
42. x+w> y+z
1.4
x and y
n percent less than x
x>y and w>z
43. x(y+z)
c x (john'S age)
associative axiom of addition and multiplication
xy + xz
trapezoid
44. 5-12-13
right triangle
Axioms
y angle< x angle
angle inscribed in semicircle
45. xw> yz
vertical angles
radius
properties of a rectangle
x>y>0 and w>z>0
46. 1/2bh
xy>0
x + y
triangle
area of a triangle
47. 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 two pairs of congruent triangles
the last three numbers are divisible by 8
properties of parallelograms
right triangle
a side< b side
48. ?
x>y
triangle or straight line
equals
is a subset of
49. 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 sum of its digits is divisible by 3
properties of a square
v2/2 or .71
any variable
50. V2
180 degrees
1.4
odd
relation