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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. Diagonal= sv2
diagonal of a square
even
determining if a number is prime
angle a and angle b = angle d
2. Is the set of the second components of the ordered pairs
equal
range of a relation
find the intersection of two sets
it is also divisible by 2 and 3
3. Which - what
any variable
commutative axiom of addition and multiplication
a set
obtuse angle
4. M?A = m?D m?B= m?E m?C=m?F and a/d=b/e=c/f
tangent
domain of a relation
similar triangles
or
5. Set of solutions to an equation
solution set
y-x
right triangle
xy>0
6. Any integer is divisible by 9 - if
the sum of its digits is divisible by 9
then side b > side a
central angle
(y-x/x)100
7. Any line that connects two points on a circle.
chord
triangle
x<0 and z=x+y
the last digit is either 0 or 5
8. x(y+z)
angle
and
circle
xy + xz
9. Between 90° and 180°
obtuse angle
x<0 and z=x+y
area of a triangle
finding the union of sets
10. All angles are right angles and diagonals are equal 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
right triangle
central angle
it is also divisible by 2 and 3
properties of a rectangle
11. The point where the line crosses the x-axis - y will always = 0 in this case
x intercept
triangle
the last two digits of the number make a number that is divisible by 4
any variable
12. x + y
equilateral triangle
x and y
range of a relation
domain of a relation
13. 2k
x and y
regular polygon properties
expression of an even number
a<x<b
14. If an equation can be put into the form y= mx +b - then
b is the y-intercept
equal angles
simultaneous equations in 2 unknowns
+y
15. 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
expression of an odd number
triangle
cylinder
16. Any integer is divisible by 3 - if
equal to the sum of the measures of the remote exterior angles
the sum of its digits is divisible by 3
no solutions
isosceles
17. The product of an odd number of negative numbers is
negative
properties of a square
x>y
1/2
18. The percent decrease from x to y ( y<x)
straight angle
(x-y/x)100
xy>0
x and y
19. 2k + 1
hexagon
-y
always positive or zero
expression of an odd number
20. (x+y) (x-y)
equilateral triangle
find the intersection of two sets
x²-y²
the third side
21. 90°
chord
closed set
right angle
right triangle
22. y years ago
-y
the last digit is either 0 or 5
(y-x/x)100
equal to the slope of the other
23. The percent increase from x to y (y>x)
xy< 0
determining if a number is prime
the perpendicular distance
(y-x/x)100
24. x>0 and y<0 or x<0 and y >0
right triangle
180 degrees
obtuse angle
xy< 0
25. Area= s² perimeter= 4s
x is less than y
diameter of circle
square
null set
26. 5+3= 3+5 and 5 x 3= 3 x 5
even
opposite the greatest side
commutative axiom of addition and multiplication
equal angles
27. The decrease from x to y
equilateral triangle
and
distributive axiom
x-y
28. 9-40-41
circle
right triangle
y-x
simultaneous equations
29. (amount of increase/original amount) x 100
supplementary angles
the percent of increase
coinciding lines
chord
30. The sum of any two sides of a triangle is greater than
the third side
xy + xz
the percent of decrease
x>y and w>z
31. Area= 1/2?r2 length= 1/2?d= ?r perimeter= d(1/2? +1)
properties of a rectangle
n percent greater than x
never divide by zero
semicircle
32. 1. round the numbers being multiplied to one more place than it is being asked. 2. Multiply the rounded off numbers 3. round of product to desired number of places
diameter of circle
n percent greater than x
rectangle
approx products
33. If two lines are parallel - the slope of one is
simultaneous equations
chord
area of a triangle
equal to the slope of the other
34. z>y
the percent of decrease
and
if the last digit of the number is 0 -2 -4 -6 -8
x<0 and z=x+y
35. Volume= e(edge)³ surface area= 6e²
one solution
cube
right triangle
x - y
36. x < y or y> x
positive
polygon
pythagorean theorem
x is less than y
37. Sum of an odd and an even number is
odd
finding the union of sets
percent
vertical angles
38. 1-1-1 (60-60-60)
trapezoid
the third side
consistent lines
equilateral triangle
39. If b²-4ac < 0 - there are
relation
no solutions
all acute angles are equal and all obtuse angles are equal
1.7
40. Area= 1/2bh perimeter= a + b+ c hypotenuse= c²= b²+a²
solution set
right triangle
x + y
percent
41. A<x and x<b
a<x<b
1 - 3 - 5 - 7 - 9
v3/2 or .87
simultaneous equations
42. ?
implies
semicircle
properties of parallelograms
even
43. 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.
circle
equilateral triangle
negative
altitude of a triangle
44. A pair of equations in two unknowns (each is graphed seperately and each is represented by a straight line)
x is less than y
simultaneous equations
the sum of its digits is divisible by 3
parallelogram
45. 1-1-v2 (90-45-45)
consistent lines
right triangle
x-y
combinations
46. If two lines are perpendicular - the slope of one is the
the last three numbers are divisible by 8
right triangle
negative reciprocal of the other
one solution
47. x less than y
w<0 and x>y
xy< 0
b+d>c+e
y-x
48. One angle is equal 90° and the other two angles are equal to the sum of 90°
reflex angle
right triangle
angle inscribed in semicircle
altitude of a triangle
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)
set
cube
(y-x/x)100
1.7
50. 180°
perpendicular
triangle or straight line
right triangle
(x-y/x)100