SUBJECTS
|
BROWSE
|
CAREER CENTER
|
POPULAR
|
JOIN
|
LOGIN
Business Skills
|
Soft Skills
|
Basic Literacy
|
Certifications
About
|
Help
|
Privacy
|
Terms
|
Email
Search
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. Wx<wy
w<0 and x>y
never divide by zero
always positive or zero
the last digit is either 0 or 5
2. Volume= bh or ?r²h surface area= 2?rh (w/o bases) or 2?r(h+r) with bases
angle inscribed in semicircle
cylinder
diagonal of a square
x+y/xy
3. A line that is perpendicular to a radius and that passes through only one point of the circle.
odd
the sum of its digits is divisible by 3
tangent
x + y
4. Intersect at only one point - the point is the only solution to the pair of equations
simultaneous equations
the square of x
consistent lines
x²-2xy+y²
5. 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.
x is greater than y
inverse of a relation
polygon
the last digit is 0
6. ?if y angle< x angle - then
x>y
the last three numbers are divisible by 8
0 - 2 - 4 - 6 - 8
a side< b side
7. Sum of two even numbers is
average
slope of a line joining two points
even
opposite the greatest side
8. Angles that equal 180 degrees
the sum of parts
supplementary angles
x+y/xy
the last digit is either 0 or 5
9. Volume= e(edge)³ surface area= 6e²
equilateral triangle
perpendicular bisectors
cube
Axioms
10. x>0 and y>0 or x<0 and y<0
x intercept
no solutions
radius
xy>0
11. A<x and x<b
two solutions
central angle
a<x<b
vertical angles
12. Sin 30°
a
equals
the perpendicular distance
1/2
13. M?A = m?D m?B= m?E m?C=m?F and a/d=b/e=c/f
negative
similar triangles
rectangle
(x/100)m= n
14. N= combinations taken (order does not matter) r= rate at a time nCr or C(n -r) = (n)!/(r)! (remember to cancel out common numbers)
3.16
combinations
equal
percent
15. 3(4+1)= 3 x 4 + 3 x 1
distributive axiom
x-y
(y-x/x)100
reflex angle
16. Any integer is divisible by 6 if
even
right triangle
it is also divisible by 2 and 3
Axioms
17. 360°
w>0 and x>y
b is the y-intercept
a relation is a function
circle
18. /100 (the ______ number over 100)
Axioms
percent
x>y
1 - 3 - 5 - 7 - 9
19. xw> yz
the last digit is either 0 or 5
right triangle
x>y>0 and w>z>0
similar triangles
20. x younger than y
right triangle
simultaneous equations
22/7 or 3.14
x - y
21. Between 90° and 180°
standard deviation
y angle< x angle
obtuse angle
v3/2 or .87
22. If an equation can be put into the form y= mx +b - then
xy + xz
similar triangles
b is the y-intercept
permutations
23. Product of an even number and any other number is
expression of an even number
even
range of a relation
the percent of decrease
24. Angle whose sides are two radii of the circle. The vertex of this angle is the center of the circle. The number of degrees is equal to the amount of arc length that the radd intercept.
two solutions
1
central angle
the last three numbers are divisible by 8
25. x more than y
x + y
right angle
the sum of parts
simultaneous equations
26. 3-4-5
properties of a square
distributive axiom
22/7 or 3.14
right triangle
27. N= number of objects (order matters!!!) k= rate at a time nPk= n!/(n-k)! (remember to cancel common numbers)
permutations
x percent
probability
v2/2 or .71
28. 180°
greater than c
solution set
straight angle
x²-y²
29. 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
xy + xz
parallel
approx products
properties of parallelograms
30. Pairs of opposite angles formed by the intersection of two straight lines. always equal to each other
vertical angles
a<x<b
closed set
y-x
31. 1/y-1/x x -y ? 0
right triangle
domain of a relation
average
x-y/xy
32. x < y or y> x
coinciding lines
x is less than y
trapezoid
regular polygon properties
33. If the each element of the domain occurs only once as a FIRST component
rectangular solid
perpendicular
v3/2 or .87
a relation is a function
34. 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}
percent
when finding a solution set
domain of a relation
itself
35. x²
v2/2 or .71
22/7 or 3.14
180 degrees
the square of x
36. ? if a side < b side - then
any variable
it is also divisible by 2 and 3
y angle< x angle
x>y>0 and w>z>0
37. 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.
x percent
it is also divisible by 2 and 3
regular polygon properties
semicircle
38. 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.
regular polygon properties
the perpendicular distance
perpendicular bisectors
a<x<b
39. The difference between x and y
x - y
right triangle
all acute angles are equal and all obtuse angles are equal
domain of a relation
40. Is - as - was - has - cost
1
set
supplementary angles
equals
41. 1. subtract each number from the average of the numbers 2. square the result of each of the numbers 3. add all those results and then divide by how many numbers you originally had. 4. take the square root of that result
set
positive
standard deviation
x - y
42. 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.
medians of a triangle
semicircle
x<0
y intercept
43. If b²-4ac < 0 - there are
the last two digits of the number make a number that is divisible by 4
parallel
commutative axiom of addition and multiplication
no solutions
44. B>c+ d>e
(x-y/x)100
b+d>c+e
1/2
the perpendicular distance
45. ?
tangent
22/7 or 3.14
a set
x+y/xy
46. Diagonal= sv2
parallelogram
diagonal of a square
the last digit is 0
equal
47. ? if a side is equal to b side then - the opposite corresponding angles are
x>y
parallel
1 - 3 - 5 - 7 - 9
equal
48. Product of two odd numbers is
odd
a side< b side
chord
xy>0
49. ?
regular polygon properties
the square of x
a relation is a function
implies
50. Area= 1/2bh perimeter= a+b+c
never divide by zero
xy>0
triangle
straight angle