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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. Have two equal sides and two equal angles formed by the equal sides and the unequal side.
x is greater than y
isosceles triangle
triangle
angle inscribed in semicircle
2. Is a subset of every set
no solutions
x²+ 2xy+y²
right triangle
null set
3. ?
y angle< x angle
itself
22/7 or 3.14
medians of a triangle
4. Two tangents to a circle from the same point outside of the circle are always
no solutions
(y-x/x)100
equal
y angle< x angle
5. x>0 and y<0 or x<0 and y >0
xy< 0
supplementary angles
negative
360 degrees
6. If two lines are parallel - the slope of one is
all acute angles are equal and all obtuse angles are equal
vertical angles
two solutions
equal to the slope of the other
7. Product of two odd numbers is
x²-y²
equilateral triangle
a
odd
8. Volume= bh or ?r²h surface area= 2?rh (w/o bases) or 2?r(h+r) with bases
belongs to
cylinder
all acute angles are equal and all obtuse angles are equal
coinciding lines
9. x= -b + vb²-4ac/2a and x = -b - vb²-4ac/2a
reflex angle
quadratic equations
equal
x-y/xy
10. If the each element of the domain occurs only once as a FIRST component
combinations
360 degrees
triangle or straight line
a relation is a function
11. Sin 45°
v2/2 or .71
hemisphere
1.4
x>y>0 and w>z>0
12. The percent increase from x to y (y>x)
rectangle
(y-x/x)100
n percent less than x
central angle
13. (x+y)(x+y)= (x+y)²
w<0 and x>y
x + y
x intercept
x²+ 2xy+y²
14. y years from now
n percent less than x
greater than c
+y
the last digit is 0
15. x>z
pythagorean theorem
x>y and y>z
equilateral triangle
equilateral triangle
16. (x+y) (x-y)
(x-y/x)100
x-y/xy
x + y
x²-y²
17. 7-24-25
equal to the sum of the measures of the remote exterior angles
all acute angles are equal and all obtuse angles are equal
regular polygon properties
right triangle
18. Set of solutions to an equation
if the last digit of the number is 0 -2 -4 -6 -8
solution set
if two sets have no elements in common
quadratic equations
19. All three sides and all three angles are equal
if the last digit of the number is 0 -2 -4 -6 -8
regular polygon properties
equilateral triangle
y-x
20. Sum of two odd numbers is
isosceles triangle
even
vertical angles
odd
21. A<x and x<b
x²+ 2xy+y²
a<x<b
quadratic equations
y angle< x angle
22. The quotient of any quantity (except 0) divided by zero is infinity
then side b > side a
even
never divide by zero
v3/2 or .87
23. 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}
isosceles
properties of a rectangle
when finding a solution set
(x/100)m= n
24. xw> yz
22/7 or 3.14
belongs to
associative axiom of addition and multiplication
x>y>0 and w>z>0
25. Area= 1/4s² v3 perimeter= 3s altitude= 1/2s v3
x>y and y>z
equilateral triangle
x<0 and z=x+y
n percent greater than x
26. 180°
properties of a square
x is greater than y
straight angle
two solutions
27. x + y
if two sets have no elements in common
x and y
inconsistent lines
properties of a square
28. (x-y)(x-y) = (x-y)²
never divide by zero
equal angles
regular polygon properties
x²-2xy+y²
29. (amount of decrease/original amount) x 100
x<0
the percent of decrease
simultaneous equations in 2 unknowns
vertical angles
30. x < y or y> x
1.7
x²-2xy+y²
isosceles triangle
x is less than y
31. V10
null set
3.16
right triangle
right triangle
32. A subset of a set is
sphere
inscribed angle
a set
n percent less than x
33. 1-1-1 (60-60-60)
b is the y-intercept
associative axiom of addition and multiplication
hexagon
equilateral triangle
34. 2k + 1
-y
b+d>c+e
even
expression of an odd number
35. 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.
the perpendicular distance
y-x
a
medians of a triangle
36. Volume=lwh surface area= 2wh + 2hl + 2lw
itself
equal
medians of a triangle
rectangular solid
37. Area= 1/2?r2 length= 1/2?d= ?r perimeter= d(1/2? +1)
cylinder
cube
3.16
semicircle
38. The measure of an interior angle is
+y
right triangle
similar triangles
equal to the sum of the measures of the remote exterior angles
39. The percent decrease from x to y ( y<x)
medians of a triangle
the square of x
angle
(x-y/x)100
40. 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
is a subset of
b is the y-intercept
standard deviation
radius of a circle
41. x/100
equal to the sum of the measures of the remote exterior angles
two solutions
x percent
inscribed angle
42. In a triangle - the greatest angles lies
opposite the greatest side
360 degrees
y angle< x angle
right triangle
43. Any integer is divisible by 10 - if
the last digit is 0
a relation is a function
xy-xz
itself
44. If an equation can be put into the form y= mx +b - then
positive
x - y
equal angles
b is the y-intercept
45. ? if a side < b side - then
determining if a number is prime
y angle< x angle
b is the y-intercept
diameter
46. z>y
simultaneous equations in 2 unknowns
w>0 and x>y
x<0 and z=x+y
times
47. If the base angles of a triangle are equal - the triangle is
the percent of increase
equal
isosceles
chord
48. When the elements of a set are ordered pairs
properties of a rhombus
the last two digits of the number make a number that is divisible by 4
relation
always positive or zero
49. Distributive axiom - commutative axiom of addition and multiplication - associative axioms of addition and multiplication
equal
then side b > side a
obtuse angle
Axioms
50. Any integer is divisible by 4 - if
x<0 and z=x+y
the last two digits of the number make a number that is divisible by 4
a?n
is a subset of