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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 sum of any two sides of a triangle is greater than
find the intersection of two sets
obtuse angle
the third side
v3/2 or .87
2. Parallel and never intersect - they have no solution at all - they are parallel with the same slope
inconsistent lines
xy>0
the sum of its digits is divisible by 9
similar triangles
3. A collection of anything - numbers - letters - objects - etc. written within brackets { } two are equal if they contain the same elements.(order does not matter)
xy + xz
1.7
circle
set
4. x/100
x percent
±vx
isosceles triangle
when finding a solution set
5. A/A¹ = B/B¹= C/C¹
rectangle
similar triangles
right triangle
(x/100)m= n
6. In a triangle - the greatest angles lies
odd
opposite the greatest side
even
acute angle
7. Volume= bh or ?r²h surface area= 2?rh (w/o bases) or 2?r(h+r) with bases
properties of a rectangle
cylinder
(x/100)m= n
circle
8. Any integer is divisible by 6 if
hemisphere
any variable
it is also divisible by 2 and 3
xy>0
9. The sum of the interior angles is
180 degrees
diagonal of a square
tangent
x is greater than y
10. Product of an even number and any other number is
even
sphere
the percent of increase
a+b+d=c+d
11. Are the lines that bisect and are perpendicular to each of the three sides. The point where they meet is the center of the circumscribed circle.
perpendicular bisectors
if the last digit of the number is 0 -2 -4 -6 -8
then side b > side a
relation
12. Have two equal sides and two equal angles formed by the equal sides and the unequal side.
22/7 or 3.14
n percent greater than x
isosceles triangle
times
13. y years ago
x is less than y
-y
v2/2 or .71
range of a relation
14. x(y-z)
diagonal of a square
equal
null set
xy-xz
15. ?
triangle
equilateral triangle
simultaneous equations
implies
16. 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.
altitude of a triangle
similar triangles
x intercept
all acute angles are equal and all obtuse angles are equal
17. The distance between two parallel lines or from a point to a line always means
the third side
right triangle
the perpendicular distance
negative
18. M= y2-y1/x2-x1
reflex angle
right triangle
hemisphere
slope of a line joining two points
19. If b²-4ac < 0 - there are
xy-xz
no solutions
square
altitude of a triangle
20. Any integer is divisible by 9 - if
central angle
circle
the sum of its digits is divisible by 9
x>y
21. All odd numbers end in the digits of
w<0 and x>y
chord
x<0 and z=x+y
1 - 3 - 5 - 7 - 9
22. x + (n/100)x
negative
inverse of a relation
permutations
n percent greater than x
23. Volume= e(edge)³ surface area= 6e²
cube
semicircle
solution set
180 degrees
24. All three sides and all three angles are equal
x percent
equal to the slope of the other
right triangle
equilateral triangle
25. A°
right triangle
all acute angles are equal and all obtuse angles are equal
1
equal to the sum of the measures of the remote exterior angles
26. 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
central angle
isosceles triangle
right triangle
approx products
27. Area= bh perimeter= 2a +2b
parallelogram
commutative axiom of addition and multiplication
equal
+y
28. R²
pythagorean theorem
odd
two solutions
diameter of circle
29. Every set is a subset of
itself
triangle or straight line
hexagon
parallelogram
30. If the base angles of a triangle are equal - the triangle is
set
isosceles
radius
x²-y²
31. 1. solve the equation or inequality 2. use ONLY the solutions which satisfy the condition required - the set of all x such that x is greater than or equal to 10 R= {x: x=10}
the last two digits of the number make a number that is divisible by 4
isosceles
when finding a solution set
properties of a rhombus
32. If y²= x - then y =
no solutions
all acute angles are equal and all obtuse angles are equal
±vx
altitude of a triangle
33. ?if y angle< x angle - then
+y
a side< b side
determining if a number is prime
x + y
34. Any integer is divisible by 4 - if
triangle
the last two digits of the number make a number that is divisible by 4
x>y
(x-y/x)100
35. A chord through the center of the circle
properties of a rhombus
right triangle
belongs to
diameter
36. Side a +side b of a ? is
reflex angle
right triangle
all acute angles are equal and all obtuse angles are equal
greater than c
37. 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
opposite the greatest side
the sum of parts
properties of a rectangle
xy
38. Is the set of the first components of the ordered pairs.
percent
domain of a relation
all acute angles are equal and all obtuse angles are equal
commutative axiom of addition and multiplication
39. A closed plane whose sides are straight lines. The sum of the angles is equal to 180(n-2) - where n is the number of sides.
any variable
3.16
polygon
simultaneous equations in 2 unknowns
40. Sin 45°
medians of a triangle
v2/2 or .71
n percent less than x
the perpendicular distance
41. ?
greater than c
is a subset of
right angle
equal
42. Any integer is divisible by 10 - if
c x (john'S age)
coinciding lines
the last digit is 0
approx products
43. Distributive axiom - commutative axiom of addition and multiplication - associative axioms of addition and multiplication
right triangle
the sum of parts
Axioms
diameter
44. 180°
angle inscribed in semicircle
parallelogram
belongs to
triangle or straight line
45. Then their intersection is the null or empty set - written as Ø
x²+ 2xy+y²
1/2
one solution
if two sets have no elements in common
46. Diagonal= sv2
semicircle
diagonal of a square
a set
angle
47. 180°
properties of a square
straight angle
all acute angles are equal and all obtuse angles are equal
a
48. ?
properties of a square
expression of an even number
perpendicular
positive
49. Angles that equal 180 degrees
supplementary angles
opposite the greatest side
a side< b side
even
50. 90°
right angle
radius of a circle
expression of an odd number
simultaneous equations in 2 unknowns