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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. | |
x%
x + y
parallel
sphere
2. The measure of an interior angle is
isosceles
equal to the sum of the measures of the remote exterior angles
all acute angles are equal and all obtuse angles are equal
1 - 3 - 5 - 7 - 9
3. Parallel and never intersect - they have no solution at all - they are parallel with the same slope
a set
inconsistent lines
rectangle
the last three numbers are divisible by 8
4. M= y2-y1/x2-x1
supplementary angles
diagonal of a square
a?n
slope of a line joining two points
5. 90°
right angle
domain of a relation
x percent
the last digit is 0
6. Is a subset of every set
null set
standard deviation
range of a relation
equal
7. x>0 and y<0 or x<0 and y >0
equal
xy< 0
percent
x>y
8. 1/2bh
radius of a circle
if the last digit of the number is 0 -2 -4 -6 -8
right triangle
area of a triangle
9. All even numbers end in the digits of
the third side
b is the y-intercept
0 - 2 - 4 - 6 - 8
b+d>c+e
10. 9-40-41
right triangle
sphere
medians of a triangle
area of a triangle
11. A°
1
x is greater than y
range of a relation
greater than c
12. 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
vertical angles
x intercept
n= mx/100
13. xn<0 if n is odd and xn>0 if n is even
x<0
properties of a square
+y
x>y
14. Square of hypotenuse = c² = a²+b² length of hypotenuse = c= va²+vb²
pythagorean theorem
properties of a square
solution set
reflex angle
15. 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
approx sums
implies
average
isosceles
16. (x-y)(x-y) = (x-y)²
0 - 2 - 4 - 6 - 8
180 degrees
radius of a circle
x²-2xy+y²
17. In transversals
all acute angles are equal and all obtuse angles are equal
any variable
even
n= mx/100
18. The sum of the interior angles is
negative reciprocal of the other
x>y
180 degrees
null set
19. When two parallel lines are crossed by a third straight line (transversal) - then
quadratic equations
x>y>0 and w>z>0
reflex angle
all acute angles are equal and all obtuse angles are equal
20. If two lines are parallel - the slope of one is
y-x
angle
equal to the slope of the other
0 - 2 - 4 - 6 - 8
21. Area= 1/2bh perimeter= a + b+ c hypotenuse= c²= b²+a²
right triangle
diagonal of a square
null set
straight angle
22. The increase from x to y
distributive axiom
even
diagonal of a square
y-x
23. Intersect at only one point - the point is the only solution to the pair of equations
parallelogram
sphere
consistent lines
right triangle
24. If the each element of the domain occurs only once as a FIRST component
a relation is a function
perpendicular
perpendicular bisectors
if two sets have no elements in common
25. Sin 60°
v3/2 or .87
slope of a line joining two points
(x-y/x)100
greater than c
26. Area= 1/2bh perimeter= a+b+c
diagonal of a square
percent
the percent of decrease
triangle
27. The point where the line crosses the x-axis - y will always = 0 in this case
greater than c
x intercept
a<x<b
relation
28. Sum of two even numbers is
a set
the last digit is 0
even
(x/100)m= n
29. The product of an odd number of negative numbers is
triangle
xy-xz
null set
negative
30. The quotient of any quantity (except 0) divided by zero is infinity
never divide by zero
v(x2-x1)²+ (y2-y1)²
+y
inconsistent lines
31. ?
pythagorean theorem
the sum of its digits is divisible by 9
or
xy + xz
32. Sin 30°
x>y
square
1/2
domain of a relation
33. x +z > y+z
x>y
radius of a circle
right triangle
vertical angles
34. x>z
x>y and y>z
closed set
x%
the percent of decrease
35. 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
distributive axiom
v(x2-x1)²+ (y2-y1)²
cylinder
36. The decrease from x to y
midpoint of a line segment joining 2 parts
square
x-y
(x/100)m= n
37. One angle is equal 90° and the other two angles are equal to the sum of 90°
right triangle
acute angle
v(x2-x1)²+ (y2-y1)²
the perpendicular distance
38. ?
x intercept
is a subset of
right triangle
commutative axiom of addition and multiplication
39. The distance between two parallel lines or from a point to a line always means
the perpendicular distance
360 degrees
x²-2xy+y²
equal
40. z>y
x<0 and z=x+y
vertical angles
right triangle
0 - 2 - 4 - 6 - 8
41. N= number of objects (order matters!!!) k= rate at a time nPk= n!/(n-k)! (remember to cancel common numbers)
permutations
b+d>c+e
x>y and w>z
negative reciprocal of the other
42. Area= bh perimeter= 2a +2b
parallelogram
equal to the slope of the other
x + y
xy + xz
43. x less than y
c x (john'S age)
the last digit is 0
itself
y-x
44. ?
similar triangles
and
y intercept
approx square roots
45. 3(4+1)= 3 x 4 + 3 x 1
x - y
y-x
-y
distributive axiom
46. Area= 1/2?r2 length= 1/2?d= ?r perimeter= d(1/2? +1)
x>y
semicircle
isosceles
angle bisector
47. ?
belongs to
a relation is a function
triangle
a set
48. Any integer is divisible by 5 if
rectangle
x>y
right angle
the last digit is either 0 or 5
49. 1/an
a?n
chord
right triangle
equilateral triangle
50. 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
vertical angles
isosceles
properties of a rhombus
similar triangles