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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. Area= l x w perimeter = (2l)(2w)
acute angle
inconsistent lines
a side< b side
rectangle
2. Area= 1/2h(b1+b2) perimeter= b1+b2+c+d
vertical angles
xy
trapezoid
slope of a line joining two points
3. Is a subset of every set
n= mx/100
associative axiom of addition and multiplication
the last digit is 0
null set
4. (x+y) (x-y)
b+d>c+e
percent
x²-y²
angle
5. A/A¹ = B/B¹= C/C¹
x>y and w>z
equilateral triangle
similar triangles
belongs to
6. xn<0 if n is odd and xn>0 if n is even
hexagon
x<0
inconsistent lines
the sum of its digits is divisible by 9
7. x/100
x%
it is also divisible by 2 and 3
y-x
right triangle
8. All even numbers end in the digits of
0 - 2 - 4 - 6 - 8
x-y/xy
1
it is also divisible by 2 and 3
9. 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.
polygon
right triangle
x>y and w>z
right triangle
10. A<x and x<b
a<x<b
Axioms
similar triangles
all acute angles are equal and all obtuse angles are equal
11. Angles directly across each other are equal
360 degrees
vertical angles
properties of parallelograms
x<0 and z=x+y
12. If an equation can be put into the form y= mx +b - then
diameter
supplementary angles
b is the y-intercept
never divide by zero
13. In a triangle - if ?c(interior angle in triangle) and ?d(exterior angle out of triangle) are supplmentary angles - than ?a and ?b are remote interior angles to <d - thus - a +b+c = 180 (triangle) c+d = 180 (supplementary angles)
angle a and angle b = angle d
approx square roots
the percent of increase
average
14. 2k
standard deviation
1
central angle
expression of an even number
15. Angles that equal 180 degrees
right triangle
similar triangles
supplementary angles
equal to the slope of the other
16. If b²-4ac < 0 - there are
x - y
x²-y²
no solutions
right triangle
17. The sum of any two sides of a triangle is greater than
1/2
hemisphere
reflex angle
the third side
18. y<x
opposite the greatest side
x>y
a side< b side
if two sets have no elements in common
19. 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
and
approx square roots
equilateral triangle
no solutions
20. Have two equal sides and two equal angles formed by the equal sides and the unequal side.
x>y
a relation is a function
triangle or straight line
isosceles triangle
21. 8-15-17
parallel
right triangle
rectangle
isosceles
22. The measure of an interior angle is
1.7
equal to the sum of the measures of the remote exterior angles
average
pythagorean theorem
23. Any integer is divisible by 8 if
circle
solution set
the last three numbers are divisible by 8
right triangle
24. Area= bh perimeter= 2a +2b
parallelogram
polygon
perpendicular
properties of a square
25. Is - as - was - has - cost
greater than c
solution set
x%
equals
26. M= y2-y1/x2-x1
diagonal of a square
1.7
finding the union of sets
slope of a line joining two points
27. x older than y
right triangle
all acute angles are equal and all obtuse angles are equal
approx square roots
x + y
28. Is the set of the first components of the ordered pairs.
b+d>c+e
the sum of its digits is divisible by 3
domain of a relation
odd
29. Diagonal= sv2
(x-y/x)100
inscribed angle
even
diagonal of a square
30. Parallel and never intersect - they have no solution at all - they are parallel with the same slope
1 - 3 - 5 - 7 - 9
the sum of parts
inconsistent lines
no solutions
31. 1-1-v2 (90-45-45)
equilateral triangle
right triangle
the percent of increase
positive
32. The length of a segment whose endpoints are (x1 -y1) and (x2 -y2)
x-y/xy
n percent greater than x
v(x2-x1)²+ (y2-y1)²
range of a relation
33. Is the relation with ALL ordered pairs REVERSED.
vertical angles
inverse of a relation
diameter of circle
permutations
34. Volume= 4/3?r² surface area= 4?r²
obtuse angle
greater than c
chord
sphere
35. Every set is a subset of
itself
x>y
properties of a rhombus
v(x2-x1)²+ (y2-y1)²
36. 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)
then side b > side a
the sum of its digits is divisible by 3
right triangle
combinations
37. ?
odd
right triangle
finding the union of sets
22/7 or 3.14
38. ?if y angle< x angle - then
permutations
distributive axiom
a side< b side
domain of a relation
39. A°
1 - 3 - 5 - 7 - 9
1
belongs to
x²-2xy+y²
40. All odd numbers end in the digits of
a relation is a function
vertical angles
1 - 3 - 5 - 7 - 9
no solutions
41. Side a +side b of a ? is
greater than c
positive
isosceles
x²-y²
42. R²
22/7 or 3.14
right triangle
diameter of circle
equals
43. Any integer is divisible by 10 - if
medians of a triangle
the last digit is 0
acute angle
sphere
44. Square of hypotenuse = c² = a²+b² length of hypotenuse = c= va²+vb²
pythagorean theorem
x is less than y
perpendicular
tangent
45. x²
if the last digit of the number is 0 -2 -4 -6 -8
properties of a square
the square of x
n= mx/100
46. The distance between two parallel lines or from a point to a line always means
x + y
x is less than y
the perpendicular distance
properties of a rhombus
47. Set of solutions to an equation
probability
xy-xz
even
solution set
48. The product of an even number of negative numbers is
positive
right angle
equals
x + y
49. The sume of x and y
a+b+d=c+d
the percent of increase
x + y
cylinder
50. x + y
the last digit is either 0 or 5
parallelogram
x and y
it is also divisible by 2 and 3