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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. B²-4ac = 0 there is
one solution
range of a relation
x intercept
greater than c
2. Ax= by + C
simultaneous equations in 2 unknowns
x²-2xy+y²
any variable
circle
3. A subset of a set is
a?n
a set
y angle< x angle
x intercept
4. Product of two odd numbers is
odd
v3/2 or .87
the last three numbers are divisible by 8
acute angle
5. Any integer is divisible by 4 - if
the last two digits of the number make a number that is divisible by 4
permutations
x>y and w>z
angle inscribed in semicircle
6. The increase from x to y
y-x
-y
1.4
x + y
7. 1/2bh
perpendicular
tangent
area of a triangle
the sum of its digits is divisible by 3
8. The product of an even number of negative numbers is
x + y
isosceles
1.7
positive
9. Sin 60°
v3/2 or .87
right triangle
perpendicular
(x-y/x)100
10. x less than y
hemisphere
y-x
1.7
never divide by zero
11. 2k + 1
straight angle
expression of an odd number
a set
x+y/xy
12. The quotient of any quantity (except 0) divided by zero is infinity
n percent greater than x
never divide by zero
x - y
b is the y-intercept
13. Diagonals divide into 6 equilateral triangles - the sides are equal to the sides of the ________. if inscribed in a circle - the length of each side is equal to the length of the radius of the circle.
hexagon
x%
reflex angle
midpoint of a line segment joining 2 parts
14. (x+y)(x+y)= (x+y)²
odd
a set
v(x2-x1)²+ (y2-y1)²
x²+ 2xy+y²
15. 1.each pair of opposite sides are equal 2. the diagonals bisect eachother 3. the opposite angles are equal 4. one diagonal divides it into two congruent triangles and two diagonals divides it into two pairs of congruent triangles
properties of parallelograms
radius
x+y/xy
a relation is a function
16. 1-1-1 (60-60-60)
c x (john'S age)
similar triangles
the percent of decrease
equilateral triangle
17. ?
two solutions
perpendicular
combinations
the sum of parts
18. Diagonal= sv2
belongs to
domain of a relation
approx square roots
diagonal of a square
19. Diagonals are perpendicular to each other and bisect the vertex angles 1.each pair of opposite sides are equal 2. the diagonals bisect eachother 3. the opposite angles are equal 4. one diagonal divides it into two congruent triangles and two diagonal
properties of a rhombus
vertical angles
isosceles triangle
+y
20. The sum of the interior angles is
a<x<b
180 degrees
when finding a solution set
x - y
21. The product of x and y
diameter of circle
xy
negative reciprocal of the other
w>0 and x>y
22. 360°
circle
x-y/xy
hemisphere
w>0 and x>y
23. Intersect at only one point - the point is the only solution to the pair of equations
vertical angles
x<0 and z=x+y
consistent lines
acute angle
24. When two parallel lines are crossed by a third straight line (transversal) - then
isosceles
central angle
1/2
all acute angles are equal and all obtuse angles are equal
25. Is a subset of every set
solution set
determining if a number is prime
null set
the sum of parts
26. Volume= e(edge)³ surface area= 6e²
b+d>c+e
greater than c
sphere
cube
27. Any integer is divisible by 10 - if
slope of a line joining two points
times
the last digit is 0
opposite the greatest side
28. 1-1-v2 (90-45-45)
right angle
polygon
right triangle
pythagorean theorem
29. If the base angles of a triangle are equal - the triangle is
distributive axiom
1
right triangle
isosceles
30. Area= l x w perimeter = (2l)(2w)
radius of a circle
w<0 and x>y
permutations
rectangle
31. (3+5) +6= 3+ (5+6) and (3x5)6= 3(5x6)
the percent of increase
associative axiom of addition and multiplication
properties of a rectangle
w>0 and x>y
32. All odd numbers end in the digits of
any variable
n= mx/100
1 - 3 - 5 - 7 - 9
associative axiom of addition and multiplication
33. The angles opposite to sides that are equal in length have
radius of a circle
equal angles
closed set
a<x<b
34. ?
slope of a line joining two points
a side< b side
or
equal
35. Distributive axiom - commutative axiom of addition and multiplication - associative axioms of addition and multiplication
properties of a square
x-y
circle
Axioms
36. One angle is equal 90° and the other two angles are equal to the sum of 90°
x is less than y
acute angle
combinations
right triangle
37. If b²-4ac < 0 - there are
no solutions
distributive axiom
angle bisector
implies
38. 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
if the last digit of the number is 0 -2 -4 -6 -8
right triangle
coinciding lines
greater than c
39. Any integer is divisible by 5 if
the third side
vertical angles
the last digit is either 0 or 5
negative reciprocal of the other
40. B>c+ d>e
times
the last digit is either 0 or 5
closed set
b+d>c+e
41. In transversals
all acute angles are equal and all obtuse angles are equal
x is less than y
average
medians of a triangle
42. Sin 30°
equal to the slope of the other
b+d>c+e
3.16
1/2
43. Any number squared or raised to an even power is
equal
always positive or zero
y-x
v2/2 or .71
44. 90°
one solution
right angle
x>y>0 and w>z>0
and
45. The sume of x and y
x + y
x and y
implies
is a subset of
46. ?
x + y
the sum of its digits is divisible by 3
22/7 or 3.14
reflex angle
47. Area= s² perimeter= 4s
x intercept
square
simultaneous equations
x and y
48. 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
negative reciprocal of the other
the percent of decrease
closed set
49. The measure of an interior angle is
expression of an odd number
the last digit is 0
equal to the sum of the measures of the remote exterior angles
acute angle
50. Write down every member that the two sets have in common. The intersection of the sets A and B is a set written AnB
find the intersection of two sets
diameter of circle
y-x
equal