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. (3+5) +6= 3+ (5+6) and (3x5)6= 3(5x6)
associative axiom of addition and multiplication
expression of an odd number
(y-x/x)100
1.4
2. Distributive axiom - commutative axiom of addition and multiplication - associative axioms of addition and multiplication
Axioms
properties of parallelograms
1/2
parallel
3. If an equation can be put into the form y= mx +b - then
radius of a circle
x>y and w>z
parallel
b is the y-intercept
4. Pairs of opposite angles formed by the intersection of two straight lines. always equal to each other
all acute angles are equal and all obtuse angles are equal
vertical angles
no solutions
chord
5. 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.
itself
central angle
equal
isosceles triangle
6. ?
radius
or
equal
range of a relation
7. When the elements of a set are ordered pairs
it is also divisible by 2 and 3
approx sums
xy + xz
relation
8. 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
similar triangles
standard deviation
negative
no solutions
9. Area= 1/2bh perimeter= a+b+c
triangle
x<0 and z=x+y
equilateral triangle
right triangle
10. Area= 1/2h(b1+b2) perimeter= b1+b2+c+d
simultaneous equations in 2 unknowns
trapezoid
b is the y-intercept
the last two digits of the number make a number that is divisible by 4
11. Between 90° and 180°
a?n
obtuse angle
the percent of decrease
-y
12. 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)
perpendicular bisectors
probability
v2/2 or .71
y angle< x angle
13. The percent increase from x to y (y>x)
similar triangles
and
x<0 and z=x+y
(y-x/x)100
14. Every set is a subset of
itself
y angle< x angle
x + y
c x (john'S age)
15. 3-4-5
cylinder
right triangle
approx square roots
angle inscribed in semicircle
16. All odd numbers end in the digits of
1 - 3 - 5 - 7 - 9
right triangle
equilateral triangle
x - y
17. z>y
x<0 and z=x+y
even
x + y
y-x
18. The increase from x to y
isosceles triangle
y-x
b is the y-intercept
midpoint of a line segment joining 2 parts
19. Sin 30°
x and y
similar triangles
1/2
a+b+d=c+d
20. (x1+ x2/2) - (y1+y2/2) Each coordinate of the midpoint is equal to the average of the corresponding cordinates of the endpoints
midpoint of a line segment joining 2 parts
x - y
slope of a line joining two points
it is also divisible by 2 and 3
21. x/100
closed set
x percent
y angle< x angle
(x-y/x)100
22. x>z
inverse of a relation
x>y and y>z
the last digit is 0
x>y
23. If two lines are perpendicular - the slope of one is the
x²+ 2xy+y²
negative reciprocal of the other
greater than c
simultaneous equations
24. 8-15-17
medians of a triangle
expression of an even number
right triangle
always positive or zero
25. x>0 and y<0 or x<0 and y >0
a?n
negative
xy< 0
when finding a solution set
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
y intercept
isosceles triangle
properties of a rhombus
all acute angles are equal and all obtuse angles are equal
27. B²-4ac = 0 there is
semicircle
one solution
the last three numbers are divisible by 8
n percent greater than x
28. Volume= e(edge)³ surface area= 6e²
cube
the last digit is 0
acute angle
angle a and angle b = angle d
29. Any arc length is less than
(x/100)m= n
reflex angle
360 degrees
+y
30. 3(4+1)= 3 x 4 + 3 x 1
x>y and w>z
properties of a rhombus
v(x2-x1)²+ (y2-y1)²
distributive axiom
31. The distance from the center of the circle
(y-x/x)100
a<x<b
radius
vertical angles
32. Area= l x w perimeter = (2l)(2w)
semicircle
rectangle
y-x
radius of a circle
33. 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)
right triangle
isosceles triangle
combinations
closed set
34. 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
radius
n= mx/100
x+y/xy
coinciding lines
35. The length of a segment whose endpoints are (x1 -y1) and (x2 -y2)
the sum of its digits is divisible by 3
angle inscribed in semicircle
v(x2-x1)²+ (y2-y1)²
simultaneous equations in 2 unknowns
36. Ax= by + C
diameter
equilateral triangle
simultaneous equations in 2 unknowns
properties of parallelograms
37. If y²= x - then y =
isosceles
±vx
v(x2-x1)²+ (y2-y1)²
x>y>0 and w>z>0
38. 1/2bh
area of a triangle
xy>0
associative axiom of addition and multiplication
x + y
39. Product of an even number and any other number is
xy>0
even
triangle
x + y
40. Any integer is divisible by 9 - if
w<0 and x>y
b is the y-intercept
slope of a line joining two points
the sum of its digits is divisible by 9
41. ?
and
approx sums
trapezoid
the percent of increase
42. M?A = m?D m?B= m?E m?C=m?F and a/d=b/e=c/f
x intercept
xy-xz
solution set
similar triangles
43. 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.
360 degrees
regular polygon properties
y angle< x angle
x<0
44. If the each element of the domain occurs only once as a FIRST component
1.4
distributive axiom
y-x
a relation is a function
45. Volume=lwh surface area= 2wh + 2hl + 2lw
rectangular solid
approx products
a?n
the perpendicular distance
46. y years from now
+y
x + y
implies
x is less than y
47. Angles directly across each other are equal
radius
if two sets have no elements in common
x percent
vertical angles
48. ?
is a subset of
(y-x/x)100
radius
perpendicular
49. Is the set of the second components of the ordered pairs
parallel
range of a relation
inconsistent lines
isosceles
50. 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
x<0 and z=x+y
the sum of its digits is divisible by 3
slope of a line joining two points