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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. ?
average
x is greater than y
22/7 or 3.14
if two sets have no elements in common
2. Set of solutions to an equation
opposite the greatest side
supplementary angles
solution set
chord
3. If two lines are parallel - the slope of one is
then side b > side a
equal to the slope of the other
opposite the greatest side
right triangle
4. 2k + 1
expression of an odd number
negative
the square of x
greater than c
5. (sum of individual quantities or measures/ total number of quantities or measures)
pythagorean theorem
average
negative
right triangle
6. The point where the line crosses the x-axis - y will always = 0 in this case
x>y
the square of x
x intercept
diameter
7. The length of a segment whose endpoints are (x1 -y1) and (x2 -y2)
similar triangles
properties of a square
v(x2-x1)²+ (y2-y1)²
x percent
8. The distance from the center of the circle
x + y
properties of a rectangle
radius
x - y
9. Product of two odd numbers is
a?n
odd
and
the last digit is either 0 or 5
10. 360°
properties of a rhombus
null set
right triangle
circle
11. The distance between two parallel lines or from a point to a line always means
the perpendicular distance
1.7
the last two digits of the number make a number that is divisible by 4
radius of a circle
12. The product of x and y
xy
times
vertical angles
x - y
13. A°
permutations
1
x>y
y intercept
14. Have two equal sides and two equal angles formed by the equal sides and the unequal side.
right triangle
permutations
xy
isosceles triangle
15. M= y2-y1/x2-x1
slope of a line joining two points
v(x2-x1)²+ (y2-y1)²
xy< 0
x - y
16. x older than y
isosceles
n= mx/100
determining if a number is prime
x + y
17. 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.
acute angle
trapezoid
polygon
22/7 or 3.14
18. The lines that divide each angle of the triangle into two equal parts. these lines meet in a point that is the center of a circle inscribed in the triangle.
similar triangles
percent
angle bisector
equal angles
19. ?
is a subset of
circle
the sum of parts
rectangle
20. x + (n/100)x
1
rectangular solid
n percent greater than x
x - y
21. 3-4-5
right triangle
equilateral triangle
set
all acute angles are equal and all obtuse angles are equal
22. x +z > y+z
x>y
properties of a rhombus
a set
x>y>0 and w>z>0
23. Area= 1/4s² v3 perimeter= 3s altitude= 1/2s v3
n percent less than x
straight angle
Axioms
equilateral triangle
24. 180°
right triangle
negative reciprocal of the other
xy-xz
triangle or straight line
25. Volume= 2/3?r² surface area= 2?r² (w/o bases) or 3?r² (with bases)
it is also divisible by 2 and 3
0 - 2 - 4 - 6 - 8
hemisphere
3.16
26. (amount of increase/original amount) x 100
equal
solution set
the percent of increase
isosceles
27. If the each element of the domain occurs only once as a FIRST component
perpendicular
radius of a circle
(y-x/x)100
a relation is a function
28. A chord through the center of the circle
right triangle
finding the union of sets
diameter
midpoint of a line segment joining 2 parts
29. When two parallel lines are crossed by a third straight line (transversal) - then
the last two digits of the number make a number that is divisible by 4
22/7 or 3.14
v3/2 or .87
all acute angles are equal and all obtuse angles are equal
30. 1/2d
properties of a square
w<0 and x>y
y angle< x angle
radius of a circle
31. 1/2bh
area of a triangle
no solutions
right triangle
the third side
32. x/100
1.4
isosceles triangle
vertical angles
x percent
33. 1-v3- 2 (90-30-60)
null set
similar triangles
±vx
right triangle
34. 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
properties of a rectangle
0 - 2 - 4 - 6 - 8
x + y
cylinder
35. ?
implies
x>y>0 and w>z>0
triangle
negative reciprocal of the other
36. ?
and
a set
one solution
(x-y/x)100
37. 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.
altitude of a triangle
3.16
parallelogram
circle
38. 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.
when finding a solution set
times
regular polygon properties
triangle
39. Area= s² perimeter= 4s
parallelogram
square
the last digit is 0
y-x
40. Distributive axiom - commutative axiom of addition and multiplication - associative axioms of addition and multiplication
Axioms
isosceles triangle
approx square roots
c x (john'S age)
41. 1/y-1/x x -y ? 0
even
x-y/xy
the sum of its digits is divisible by 9
positive
42. x younger than y
x - y
properties of parallelograms
parallel
altitude of a triangle
43. Volume=lwh surface area= 2wh + 2hl + 2lw
w>0 and x>y
rectangular solid
is a subset of
simultaneous equations in 2 unknowns
44. (3+5) +6= 3+ (5+6) and (3x5)6= 3(5x6)
opposite the greatest side
associative axiom of addition and multiplication
right triangle
square
45. 3(4+1)= 3 x 4 + 3 x 1
y-x
greater than c
acute angle
distributive axiom
46. If two lines are perpendicular - the slope of one is the
find the intersection of two sets
negative reciprocal of the other
then side b > side a
v3/2 or .87
47. 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}
when finding a solution set
cube
distributive axiom
parallel
48. C²= a²+b² and angle x and y are equal to 90°
right triangle
the last digit is either 0 or 5
times
permutations
49. If an equation can be put into the form y= mx +b - then
a+b+d=c+d
b is the y-intercept
the percent of decrease
simultaneous equations in 2 unknowns
50. Of
times
1.4
equilateral triangle
angle inscribed in semicircle