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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. The point where the line crosses the y-axis - x will always = 0 in this case
n percent greater than x
b+d>c+e
x and y
y intercept
2. Any arc length is less than
all acute angles are equal and all obtuse angles are equal
distributive axiom
360 degrees
similar triangles
3. B²-4ac = 0 there is
0 - 2 - 4 - 6 - 8
equal angles
one solution
associative axiom of addition and multiplication
4. R²
if two sets have no elements in common
angle a and angle b = angle d
diameter of circle
belongs to
5. Is the set of the second components of the ordered pairs
all acute angles are equal and all obtuse angles are equal
range of a relation
equals
a+b+d=c+d
6. Angles that equal 180 degrees
supplementary angles
associative axiom of addition and multiplication
coinciding lines
a relation is a function
7. x(y+z)
xy + xz
right triangle
odd
times
8. Volume= 4/3?r² surface area= 4?r²
triangle or straight line
sphere
x<0
the last digit is either 0 or 5
9. A<x and x<b
22/7 or 3.14
if the last digit of the number is 0 -2 -4 -6 -8
reflex angle
a<x<b
10. 5+3= 3+5 and 5 x 3= 3 x 5
consistent lines
equal angles
commutative axiom of addition and multiplication
associative axiom of addition and multiplication
11. 360°
medians of a triangle
circle
right triangle
x>y
12. Diagonal= sv2
diagonal of a square
x²-2xy+y²
hemisphere
finding the union of sets
13. ?if y angle< x angle - then
a side< b side
expression of an even number
it is also divisible by 2 and 3
equilateral triangle
14. Any integer is divisible by 6 if
x and y
n percent greater than x
it is also divisible by 2 and 3
properties of parallelograms
15. x < y or y> x
right triangle
x is less than y
angle bisector
trapezoid
16. (x1+ x2/2) - (y1+y2/2) Each coordinate of the midpoint is equal to the average of the corresponding cordinates of the endpoints
y intercept
equal
midpoint of a line segment joining 2 parts
similar triangles
17. If y²= x - then y =
x-y
x>y and y>z
±vx
x intercept
18. xn<0 if n is odd and xn>0 if n is even
domain of a relation
a+b+d=c+d
find the intersection of two sets
x<0
19. y years from now
if two sets have no elements in common
+y
x<0
xy-xz
20. 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.
even
perpendicular bisectors
circle
equilateral triangle
21. 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}
c x (john'S age)
when finding a solution set
odd
isosceles triangle
22. M?A = m?D m?B= m?E m?C=m?F and a/d=b/e=c/f
pythagorean theorem
x-y
properties of a rectangle
similar triangles
23. V10
±vx
3.16
x intercept
and
24. When two parallel lines are crossed by a third straight line (transversal) - then
approx sums
right triangle
triangle or straight line
all acute angles are equal and all obtuse angles are equal
25. Volume= bh or ?r²h surface area= 2?rh (w/o bases) or 2?r(h+r) with bases
cylinder
the sum of parts
1
similar triangles
26. N= number of objects (order matters!!!) k= rate at a time nPk= n!/(n-k)! (remember to cancel common numbers)
hexagon
permutations
square
two solutions
27. Distributive axiom - commutative axiom of addition and multiplication - associative axioms of addition and multiplication
right triangle
angle inscribed in semicircle
simultaneous equations in 2 unknowns
Axioms
28. x²
+y
the square of x
altitude of a triangle
rectangle
29. Area= l x w perimeter = (2l)(2w)
straight angle
coinciding lines
rectangle
the square of x
30. 2k + 1
negative reciprocal of the other
expression of an odd number
b is the y-intercept
n percent greater than x
31. What % of m is n
properties of a rectangle
1/2
(x/100)m= n
equal
32. 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
never divide by zero
times
inscribed angle
inconsistent lines
33. A°
it is also divisible by 2 and 3
relation
1
find the intersection of two sets
34. ?
x is less than y
equals
belongs to
y angle< x angle
35. A+b=c+ d=d
a+b+d=c+d
x+y/xy
negative reciprocal of the other
y intercept
36. Product of two odd numbers is
the sum of its digits is divisible by 3
x>y
odd
x-y
37. 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 of a circle
n percent less than x
approx products
coinciding lines
38. The length of a segment whose endpoints are (x1 -y1) and (x2 -y2)
x>y
v(x2-x1)²+ (y2-y1)²
b is the y-intercept
diameter of circle
39. 1-1-1 (60-60-60)
area of a triangle
x-y/xy
equilateral triangle
the last digit is 0
40. The angles opposite to sides that are equal in length have
never divide by zero
equal angles
x>y and w>z
a
41. The quotient of any quantity (except 0) divided by zero is infinity
approx products
xy
simultaneous equations
never divide by zero
42. Any integer is divisible by 3 - if
radius
right triangle
x<0
the sum of its digits is divisible by 3
43. The distance from the center of the circle
null set
radius
3.16
right triangle
44. 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.
xy< 0
altitude of a triangle
the sum of its digits is divisible by 9
similar triangles
45. x younger than y
when finding a solution set
right triangle
x - y
a<x<b
46. 1-v3- 2 (90-30-60)
properties of a rhombus
x percent
right triangle
the perpendicular distance
47. 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.
equal to the sum of the measures of the remote exterior angles
the sum of its digits is divisible by 9
polygon
right triangle
48. Which - what
approx sums
any variable
hexagon
a side< b side
49. Is a subset of every set
obtuse angle
-y
b is the y-intercept
null set
50. 90°
angle a and angle b = angle d
coinciding lines
v3/2 or .87
right angle
Sorry!:) No result found.
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