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. (x+y) (x-y)
v2/2 or .71
equilateral triangle
obtuse angle
x²-y²
2. x < y or y> x
y angle< x angle
y-x
x is less than y
right triangle
3. Less than 90°
acute angle
a<x<b
y intercept
right triangle
4. A chord through the center of the circle
diameter
perpendicular bisectors
right triangle
±vx
5. 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.
x%
equal angles
perpendicular bisectors
null set
6. Pairs of opposite angles formed by the intersection of two straight lines. always equal to each other
vertical angles
solution set
x>y and w>z
properties of a square
7. Parallel and never intersect - they have no solution at all - they are parallel with the same slope
v2/2 or .71
isosceles triangle
inconsistent lines
360 degrees
8. Set of solutions to an equation
solution set
(x-y/x)100
properties of a rhombus
a side< b side
9. A collection of anything - numbers - letters - objects - etc. written within brackets { } two are equal if they contain the same elements.(order does not matter)
always positive or zero
set
x>y>0 and w>z>0
right triangle
10. Intersect at only one point - the point is the only solution to the pair of equations
the sum of its digits is divisible by 9
b is the y-intercept
consistent lines
a<x<b
11. /100 (the ______ number over 100)
percent
x²-y²
isosceles triangle
the perpendicular distance
12. A¹
approx square roots
even
simultaneous equations
a
13. x+w> y+z
vertical angles
equal to the slope of the other
xy< 0
x>y and w>z
14. 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
right triangle
x percent
n= mx/100
approx square roots
15. In a triangle - the greatest angles lies
v3/2 or .87
greater than c
opposite the greatest side
altitude of a triangle
16. z>y
1.4
x<0 and z=x+y
average
no solutions
17. Diagonal= sv2
equilateral triangle
diagonal of a square
0 - 2 - 4 - 6 - 8
vertical angles
18. V10
equals
consistent lines
3.16
xy< 0
19. If b²-4ac > 0 there are
v(x2-x1)²+ (y2-y1)²
v2/2 or .71
two solutions
xy>0
20. The whole equals
x>y
the sum of parts
w<0 and x>y
x percent
21. Sum of an odd and an even number is
negative reciprocal of the other
odd
angle a and angle b = angle d
v3/2 or .87
22. x/100
x%
180 degrees
semicircle
standard deviation
23. If under the operation - any two members of the set constitute an element of the set ( * the product of the elements multiplied by themselves must also be an element of the set*)
angle
supplementary angles
1/2
closed set
24. Angles directly across each other are equal
vertical angles
straight angle
right triangle
range of a relation
25. 1/y-1/x x -y ? 0
domain of a relation
properties of a rhombus
approx sums
x-y/xy
26. The product of x and y
right angle
y angle< x angle
xy
y-x
27. The point where the line crosses the y-axis - x will always = 0 in this case
central angle
hemisphere
distributive axiom
y intercept
28. Area= 1/2bh perimeter= a + b+ c hypotenuse= c²= b²+a²
right triangle
180 degrees
equal angles
similar triangles
29. The product of an even number of negative numbers is
reflex angle
properties of a rectangle
xy-xz
positive
30. x less than y
supplementary angles
y-x
c x (john'S age)
a?n
31. 9-40-41
belongs to
domain of a relation
percent
right triangle
32. ?
implies
x percent
if the last digit of the number is 0 -2 -4 -6 -8
the percent of decrease
33. Square of hypotenuse = c² = a²+b² length of hypotenuse = c= va²+vb²
pythagorean theorem
angle inscribed in semicircle
v(x2-x1)²+ (y2-y1)²
combinations
34. y<x
x + y
x>y
standard deviation
even
35. The sum of any two sides of a triangle is greater than
the third side
relation
angle
properties of a square
36. N is what % of m
360 degrees
right triangle
n= mx/100
the perpendicular distance
37. x more than y
triangle
if two sets have no elements in common
closed set
x + y
38. 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}
negative
x+y/xy
when finding a solution set
the last digit is 0
39. A°
tangent
x - y
1
right triangle
40. The point where the line crosses the x-axis - y will always = 0 in this case
determining if a number is prime
n percent greater than x
x intercept
(x-y/x)100
41. Have two equal sides and two equal angles formed by the equal sides and the unequal side.
a
simultaneous equations
expression of an odd number
isosceles triangle
42. x²
associative axiom of addition and multiplication
equilateral triangle
properties of a square
the square of x
43. x +z > y+z
parallel
the sum of its digits is divisible by 9
central angle
x>y
44. (amount of decrease/original amount) x 100
right triangle
tangent
radius of a circle
the percent of decrease
45. Area= 1/4s² v3 perimeter= 3s altitude= 1/2s v3
x percent
x + y
equilateral triangle
1/2
46. Area= bh perimeter= 2a +2b
equilateral triangle
diameter of circle
parallelogram
right triangle
47. The increase from x to y
n percent greater than x
right triangle
inconsistent lines
y-x
48. ? if a side is equal to b side then - the opposite corresponding angles are
equal
properties of parallelograms
1 - 3 - 5 - 7 - 9
associative axiom of addition and multiplication
49. The product of an odd number of negative numbers is
right triangle
negative
x>y and w>z
n= mx/100
50. All three sides and all three angles are equal
22/7 or 3.14
equilateral triangle
closed set
right angle