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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= 1/2bh perimeter= a+b+c
triangle
right triangle
opposite the greatest side
itself
2. Pairs of opposite angles formed by the intersection of two straight lines. always equal to each other
x>y
n= mx/100
vertical angles
when finding a solution set
3. Are the lines drawn from each vertex to the midpoint of its opposite side. they cross at a point that divides each individual ______into two parts.
equal
hexagon
x + y
medians of a triangle
4. The distance between two parallel lines or from a point to a line always means
expression of an odd number
straight angle
x is greater than y
the perpendicular distance
5. Is the set of the first components of the ordered pairs.
domain of a relation
w>0 and x>y
x>y>0 and w>z>0
1/2
6. Every set is a subset of
x%
itself
when finding a solution set
pythagorean theorem
7. Sin 60°
right triangle
v3/2 or .87
triangle
chord
8. Write down every member in one or both of the sets - the union of two sets is a new set. the union of set A and B is written as A?B
hexagon
finding the union of sets
x<0
n percent greater than x
9. Area = ?r² circumference(perimeter)= 2?r
b+d>c+e
circle
the percent of decrease
n percent less than x
10. Sum of two even numbers is
even
equilateral triangle
cylinder
opposite the greatest side
11. A line that is perpendicular to a radius and that passes through only one point of the circle.
tangent
c x (john'S age)
x>y
percent
12. B²-4ac = 0 there is
equal angles
one solution
n percent less than x
x²-y²
13. The measure of an interior angle is
equal to the sum of the measures of the remote exterior angles
right triangle
right triangle
equal angles
14. C²= a²+b² and angle x and y are equal to 90°
right triangle
simultaneous equations
b+d>c+e
altitude of a triangle
15. Then their intersection is the null or empty set - written as Ø
b is the y-intercept
right triangle
if two sets have no elements in common
hexagon
16. 90°
radius
x>y and y>z
right angle
triangle or straight line
17. x+w> y+z
x>y and w>z
relation
y angle< x angle
belongs to
18. Volume= 2/3?r² surface area= 2?r² (w/o bases) or 3?r² (with bases)
find the intersection of two sets
xy + xz
properties of a rhombus
hemisphere
19. If two lines are parallel - the slope of one is
c x (john'S age)
equal to the slope of the other
closed set
x²-y²
20. If y²= x - then y =
1.7
±vx
b+d>c+e
the square of x
21. 1-1-1 (60-60-60)
if the last digit of the number is 0 -2 -4 -6 -8
opposite the greatest side
equilateral triangle
xy< 0
22. Any arc length is less than
equal
the last two digits of the number make a number that is divisible by 4
parallelogram
360 degrees
23. 1/an
3.16
x>y
a?n
reflex angle
24. Between 180° and 360°
reflex angle
two solutions
x + y
null set
25. In transversals
all acute angles are equal and all obtuse angles are equal
simultaneous equations in 2 unknowns
vertical angles
then side b > side a
26. The difference between x and y
x - y
then side b > side a
relation
parallel
27. 1-v3- 2 (90-30-60)
x>y
two solutions
right triangle
x%
28. (x-y)(x-y) = (x-y)²
1 - 3 - 5 - 7 - 9
x²-2xy+y²
combinations
1.4
29. The lines that divide each angle of the triangle into two equal parts. these lines meet in a point that is the center of a circle inscribed in the triangle.
x+y/xy
inscribed angle
angle bisector
finding the union of sets
30. R²
expression of an odd number
tangent
diameter of circle
negative reciprocal of the other
31. (x+y)(x+y)= (x+y)²
x²+ 2xy+y²
(x-y/x)100
the perpendicular distance
expression of an even number
32. All sides are equal and all of whose angles are equal. 1. can be inscribed in a circle and can be circumscribed about another circle. 2. each angle is equal to the sum of the angles divided by the number of sides 180(n-2)°/n.
x²+ 2xy+y²
regular polygon properties
permutations
equal angles
33. y years from now
diameter of circle
+y
itself
coinciding lines
34. y years ago
right triangle
approx square roots
-y
x>y
35. A subset of a set is
right triangle
right triangle
inscribed angle
a set
36. Any integer is divisible by 6 if
1.7
it is also divisible by 2 and 3
itself
hexagon
37. Sin 30°
closed set
hemisphere
x-y
1/2
38. B>c+ d>e
x+y/xy
semicircle
parallelogram
b+d>c+e
39. 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
combinations
coinciding lines
two solutions
(x/100)m= n
40. Any integer is divisible by 4 - if
the last two digits of the number make a number that is divisible by 4
find the intersection of two sets
radius
obtuse angle
41. x + y
average
a
x and y
x + y
42. 180°
straight angle
equal to the slope of the other
implies
xy< 0
43. 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)
two solutions
combinations
determining if a number is prime
associative axiom of addition and multiplication
44. x>0 and y<0 or x<0 and y >0
right triangle
x + y
xy< 0
-y
45. The increase from x to y
equilateral triangle
itself
associative axiom of addition and multiplication
y-x
46. xw> yz
x - y
x>y>0 and w>z>0
one solution
central angle
47. Area= s² perimeter= 4s
expression of an even number
square
equals
never divide by zero
48. Is a rectangular rhombus 1. all four sides are equal 2. opposite pairs of sides are parallel 3. diagonals are equal - are perpendicular to each other - and bisect each other. 4. all the angles are right triangles 5. diagonals intersect the vertices a
properties of a square
x<0
circle
x>y
49. 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)
right triangle
angle a and angle b = angle d
inverse of a relation
even
50. z>y
hemisphere
x<0 and z=x+y
right angle
similar triangles
Can you answer 50 questions in 15 minutes?
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