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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 x-axis - y will always = 0 in this case
1.7
x intercept
trapezoid
±vx
2. x more than y
x + y
c x (john'S age)
all acute angles are equal and all obtuse angles are equal
pythagorean theorem
3. 1/y-1/x x -y ? 0
y intercept
x-y/xy
medians of a triangle
isosceles triangle
4. The distance between two parallel lines or from a point to a line always means
positive
the perpendicular distance
±vx
the sum of its digits is divisible by 9
5. The whole equals
the sum of parts
(x-y/x)100
perpendicular
n= mx/100
6. ? if a side < b side - then
y angle< x angle
the sum of its digits is divisible by 9
Axioms
expression of an even number
7. x + (n/100)x
diameter
or
n percent greater than x
x%
8. 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
midpoint of a line segment joining 2 parts
a relation is a function
x>y and w>z
properties of a rectangle
9. Wx>wy
the sum of its digits is divisible by 9
1.4
x + y
w>0 and x>y
10. Any arc length is less than
y angle< x angle
360 degrees
perpendicular bisectors
permutations
11. What % of m is n
(x/100)m= n
x>y and w>z
(y-x/x)100
right triangle
12. Then their intersection is the null or empty set - written as Ø
approx sums
the third side
-y
if two sets have no elements in common
13. x= -b + vb²-4ac/2a and x = -b - vb²-4ac/2a
medians of a triangle
quadratic equations
pythagorean theorem
properties of a rhombus
14. Area= bh perimeter= 2a +2b
parallelogram
22/7 or 3.14
n= mx/100
the last two digits of the number make a number that is divisible by 4
15. The increase from x to y
circle
vertical angles
Axioms
y-x
16. Sin 30°
angle a and angle b = angle d
1/2
equilateral triangle
3.16
17. When the elements of a set are ordered pairs
Axioms
altitude of a triangle
when finding a solution set
relation
18. Angle whose sides are two radii of the circle. The vertex of this angle is the center of the circle. The number of degrees is equal to the amount of arc length that the radd intercept.
slope of a line joining two points
radius of a circle
central angle
all acute angles are equal and all obtuse angles are equal
19. ? if a side is equal to b side then - the opposite corresponding angles are
right triangle
a side< b side
equal
altitude of a triangle
20. 1-1-v2 (90-45-45)
right triangle
then side b > side a
x²+ 2xy+y²
angle
21. ?
perpendicular
is a subset of
finding the union of sets
xy< 0
22. x>0 and y<0 or x<0 and y >0
xy< 0
equal
polygon
equal to the slope of the other
23. 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
diagonal of a square
the last digit is 0
right triangle
standard deviation
24. 360°
y angle< x angle
null set
slope of a line joining two points
circle
25. In a triangle - the greatest angles lies
180 degrees
opposite the greatest side
Axioms
y-x
26. (x+y)(x+y)= (x+y)²
x²+ 2xy+y²
the sum of parts
x>y
standard deviation
27. One angle is equal 90° and the other two angles are equal to the sum of 90°
right triangle
it is also divisible by 2 and 3
find the intersection of two sets
360 degrees
28. The product of an odd number of negative numbers is
triangle or straight line
isosceles triangle
cylinder
negative
29. x>0 and y>0 or x<0 and y<0
the square of x
1.4
all acute angles are equal and all obtuse angles are equal
xy>0
30. Sum of two odd numbers is
b is the y-intercept
even
average
w<0 and x>y
31. A line that is perpendicular to a radius and that passes through only one point of the circle.
right angle
consistent lines
greater than c
tangent
32. Parallel and never intersect - they have no solution at all - they are parallel with the same slope
inconsistent lines
hemisphere
angle
right triangle
33. y<x
180 degrees
the sum of parts
right triangle
x>y
34. If the base angles of a triangle are equal - the triangle is
circle
v3/2 or .87
similar triangles
isosceles
35. y years from now
equilateral triangle
or
+y
odd
36. The difference between x and y
x - y
quadratic equations
xy-xz
a set
37. The percent increase from x to y (y>x)
x>y
equilateral triangle
percent
(y-x/x)100
38. If two lines are parallel - the slope of one is
equal to the slope of the other
right triangle
triangle or straight line
vertical angles
39. Is - as - was - has - cost
equals
radius of a circle
parallel
all acute angles are equal and all obtuse angles are equal
40. C²= a²+b² and angle x and y are equal to 90°
right triangle
a
n= mx/100
x>y and y>z
41. Square of hypotenuse = c² = a²+b² length of hypotenuse = c= va²+vb²
angle inscribed in semicircle
pythagorean theorem
odd
x>y
42. The percent decrease from x to y ( y<x)
(x-y/x)100
x is less than y
a relation is a function
xy-xz
43. Product of an even number and any other number is
properties of a rhombus
even
implies
similar triangles
44. /100 (the ______ number over 100)
range of a relation
x + y
percent
inverse of a relation
45. 180°
xy-xz
y angle< x angle
straight angle
inscribed angle
46. 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
xy-xz
vertical angles
vertical angles
coinciding lines
47. Sum of an odd and an even number is
circle
isosceles triangle
odd
x - y
48. x>z
implies
x>y and y>z
find the intersection of two sets
y intercept
49. 1/an
a?n
isosceles
triangle
tangent
50. xw> yz
area of a triangle
x>y>0 and w>z>0
negative
xy-xz