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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. In transversals
all acute angles are equal and all obtuse angles are equal
diameter of circle
one solution
and
2. A line that is perpendicular to a radius and that passes through only one point of the circle.
the percent of decrease
xy + xz
(x-y/x)100
tangent
3. ?
y-x
or
right triangle
parallelogram
4. The length of a segment whose endpoints are (x1 -y1) and (x2 -y2)
if two sets have no elements in common
diagonal of a square
v(x2-x1)²+ (y2-y1)²
1/2
5. Angle whose sides are two chords. The vertex of the angles lies on the circumference of the circle. The number of degrees of the angle is equal to 1/2 the intercepted arc
(x/100)m= n
right triangle
inscribed angle
x intercept
6. x less than y
hexagon
properties of a square
times
y-x
7. Is a subset of every set
x intercept
polygon
null set
rectangular solid
8. The percent decrease from x to y ( y<x)
the sum of its digits is divisible by 3
right angle
(x-y/x)100
itself
9. Is drawn from the vertices perpendicular to the opposite sides. The lengths of these lines are useful in calculating the area of the trinagle since the area of the triangle is 1/2bh and the height and the _____are the same.
right triangle
domain of a relation
altitude of a triangle
circle
10. The product of an odd number of negative numbers is
never divide by zero
central angle
approx sums
negative
11. x +z > y+z
x>y
a side< b side
trapezoid
x>y>0 and w>z>0
12. Sum of an odd and an even number is
circle
square
odd
relation
13. Product of an even number and any other number is
even
odd
right triangle
no solutions
14. Any arc length is less than
360 degrees
semicircle
positive
if the last digit of the number is 0 -2 -4 -6 -8
15. All three sides and all three angles are equal
equilateral triangle
trapezoid
n percent greater than x
b+d>c+e
16. x= -b + vb²-4ac/2a and x = -b - vb²-4ac/2a
v2/2 or .71
x<0 and z=x+y
y intercept
quadratic equations
17. The sum of any two sides of a triangle is greater than
approx square roots
domain of a relation
360 degrees
the third side
18. Then their intersection is the null or empty set - written as Ø
even
x-y
if two sets have no elements in common
approx products
19. x>z
belongs to
parallel
x>y and y>z
x²+ 2xy+y²
20. (3+5) +6= 3+ (5+6) and (3x5)6= 3(5x6)
x and y
angle a and angle b = angle d
associative axiom of addition and multiplication
even
21. Volume= bh or ?r²h surface area= 2?rh (w/o bases) or 2?r(h+r) with bases
x + y
coinciding lines
cylinder
determining if a number is prime
22. Write down every member that the two sets have in common. The intersection of the sets A and B is a set written AnB
approx sums
find the intersection of two sets
equilateral triangle
x<0 and z=x+y
23. 90°
right angle
x + y
semicircle
and
24. 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*)
itself
approx sums
closed set
1/2
25. Set of solutions to an equation
solution set
the percent of increase
1 - 3 - 5 - 7 - 9
isosceles triangle
26. Distributive axiom - commutative axiom of addition and multiplication - associative axioms of addition and multiplication
no solutions
c x (john'S age)
Axioms
w<0 and x>y
27. One angle is equal 90° and the other two angles are equal to the sum of 90°
always positive or zero
right triangle
the sum of its digits is divisible by 9
domain of a relation
28. 5+3= 3+5 and 5 x 3= 3 x 5
equal to the slope of the other
commutative axiom of addition and multiplication
when finding a solution set
x and y
29. V10
isosceles triangle
properties of a square
percent
3.16
30. 180°
pythagorean theorem
hexagon
triangle or straight line
rectangular solid
31. M= y2-y1/x2-x1
area of a triangle
1
the sum of parts
slope of a line joining two points
32. B>c+ d>e
x²-2xy+y²
vertical angles
b+d>c+e
obtuse angle
33. The percent increase from x to y (y>x)
(y-x/x)100
solution set
vertical angles
x>y>0 and w>z>0
34. ?
22/7 or 3.14
the third side
the last digit is 0
b+d>c+e
35. 1/2bh
y intercept
area of a triangle
x and y
c x (john'S age)
36. 360°
x>y
circle
rectangular solid
right triangle
37. ?
coinciding lines
angle
the last three numbers are divisible by 8
x²+ 2xy+y²
38. The sume of x and y
180 degrees
properties of a rectangle
x + y
distributive axiom
39. If y²= x - then y =
±vx
right triangle
x - y
area of a triangle
40. x+w> y+z
x>y and w>z
regular polygon properties
diagonal of a square
x²+ 2xy+y²
41. Less than 90°
equal angles
180 degrees
acute angle
any variable
42. 1/2d
y-x
chord
radius of a circle
combinations
43. x older than y
the last two digits of the number make a number that is divisible by 4
1/2
two solutions
x + y
44. ?
is a subset of
parallel
x + y
x is less than y
45. The point where the line crosses the y-axis - x will always = 0 in this case
1/2
the last three numbers are divisible by 8
y intercept
hexagon
46. The decrease from x to y
x + y
a?n
x-y
n percent greater than x
47. The product of an even number of negative numbers is
v3/2 or .87
1
positive
sphere
48. A pair of equations in two unknowns (each is graphed seperately and each is represented by a straight line)
itself
similar triangles
cylinder
simultaneous equations
49. 3-4-5
angle inscribed in semicircle
the sum of its digits is divisible by 9
right triangle
solution set
50. Square of hypotenuse = c² = a²+b² length of hypotenuse = c= va²+vb²
isosceles triangle
pythagorean theorem
if two sets have no elements in common
angle a and angle b = angle d