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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= 1/4s² v3 perimeter= 3s altitude= 1/2s v3
polygon
equilateral triangle
x<0 and z=x+y
x²-y²
2. 360°
c x (john'S age)
circle
isosceles triangle
probability
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.
right triangle
medians of a triangle
the last digit is 0
associative axiom of addition and multiplication
4. 2k
expression of an even number
angle
cylinder
1.4
5. x>0 and y>0 or x<0 and y<0
xy>0
right triangle
approx sums
domain of a relation
6. The difference between x and y
x - y
22/7 or 3.14
associative axiom of addition and multiplication
reflex angle
7. Set of solutions to an equation
perpendicular bisectors
average
solution set
x²-2xy+y²
8. ?
and
equilateral triangle
y-x
coinciding lines
9. x+w> y+z
(x/100)m= n
midpoint of a line segment joining 2 parts
is a subset of
x>y and w>z
10. | |
the last three numbers are divisible by 8
coinciding lines
parallel
domain of a relation
11. Product of two odd numbers is
triangle or straight line
diameter of circle
domain of a relation
odd
12. (amount of decrease/original amount) x 100
the percent of decrease
x>y>0 and w>z>0
equilateral triangle
a set
13. If the base angles of a triangle are equal - the triangle is
a
isosceles
the square of x
3.16
14. If two lines are perpendicular - the slope of one is the
approx square roots
negative reciprocal of the other
even
0 - 2 - 4 - 6 - 8
15. 3(4+1)= 3 x 4 + 3 x 1
slope of a line joining two points
x%
isosceles triangle
distributive axiom
16. Is the set of the first components of the ordered pairs.
find the intersection of two sets
area of a triangle
domain of a relation
b+d>c+e
17. ?
if two sets have no elements in common
no solutions
tangent
angle
18. Wx>wy
isosceles triangle
right triangle
a relation is a function
w>0 and x>y
19. Is a subset of every set
null set
odd
the sum of its digits is divisible by 9
x²+ 2xy+y²
20. Area= l x w perimeter = (2l)(2w)
midpoint of a line segment joining 2 parts
xy< 0
the perpendicular distance
rectangle
21. The decrease from x to y
all acute angles are equal and all obtuse angles are equal
slope of a line joining two points
y-x
x-y
22. x(y-z)
x²-2xy+y²
x>y
xy-xz
average
23. V10
xy
3.16
associative axiom of addition and multiplication
right angle
24. Ax= by + C
radius of a circle
1/2
v3/2 or .87
simultaneous equations in 2 unknowns
25. A¹
area of a triangle
xy>0
a
pythagorean theorem
26. 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
circle
the sum of its digits is divisible by 3
always positive or zero
27. A chord through the center of the circle
right triangle
right triangle
right triangle
diameter
28. x>z
average
rectangular solid
x percent
x>y and y>z
29. z>y
expression of an even number
y-x
x<0 and z=x+y
x intercept
30. 1. round each number being added to one more place than it is being asked. 2. add the rounded numbers. 3. round off the sum to the desired number of places
odd
radius of a circle
approx sums
quadratic equations
31. Less than 90°
acute angle
associative axiom of addition and multiplication
circle
right triangle
32. 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
range of a relation
v2/2 or .71
approx square roots
the perpendicular distance
33. M?A = m?D m?B= m?E m?C=m?F and a/d=b/e=c/f
0 - 2 - 4 - 6 - 8
right triangle
x - y
similar triangles
34. 1. subtract each number from the average of the numbers 2. square the result of each of the numbers 3. add all those results and then divide by how many numbers you originally had. 4. take the square root of that result
right triangle
x + y
standard deviation
the last three numbers are divisible by 8
35. A/A¹ = B/B¹= C/C¹
similar triangles
polygon
pythagorean theorem
square
36. Sin 30°
the perpendicular distance
the last three numbers are divisible by 8
1/2
-y
37. (3+5) +6= 3+ (5+6) and (3x5)6= 3(5x6)
if the last digit of the number is 0 -2 -4 -6 -8
x²-y²
angle a and angle b = angle d
associative axiom of addition and multiplication
38. Sin 45°
semicircle
no solutions
v2/2 or .71
x²-2xy+y²
39. 9-40-41
inscribed angle
right triangle
all acute angles are equal and all obtuse angles are equal
polygon
40. Two tangents to a circle from the same point outside of the circle are always
equal
x+y/xy
similar triangles
the percent of increase
41. x(y+z)
it is also divisible by 2 and 3
y intercept
equilateral triangle
xy + xz
42. /100 (the ______ number over 100)
right angle
1.4
simultaneous equations in 2 unknowns
percent
43. Is the set of the second components of the ordered pairs
right angle
xy
range of a relation
n percent less than x
44. If b²-4ac < 0 - there are
y intercept
no solutions
angle inscribed in semicircle
x>y and y>z
45. A line that is perpendicular to a radius and that passes through only one point of the circle.
hexagon
trapezoid
tangent
and
46. y years ago
all acute angles are equal and all obtuse angles are equal
even
-y
equal
47. What % of m is n
(x/100)m= n
a
x>y
x + y
48. V3
equal
-y
1.7
equals
49. A collection of anything - numbers - letters - objects - etc. written within brackets { } two are equal if they contain the same elements.(order does not matter)
equal
the sum of its digits is divisible by 9
circle
set
50. M=number of favorable ways n= total number of ways (two events occurring is the prob of the first times the prob of the second)
equals
probability
area of a triangle
v2/2 or .71