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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 the interior angles is
set
180 degrees
right triangle
n= mx/100
2. Area= l x w perimeter = (2l)(2w)
the third side
x intercept
rectangle
associative axiom of addition and multiplication
3. xw> yz
the third side
x>y>0 and w>z>0
consistent lines
x + y
4. (x+y)(x+y)= (x+y)²
the last digit is 0
x²+ 2xy+y²
inscribed angle
isosceles triangle
5. 3-4-5
approx products
commutative axiom of addition and multiplication
never divide by zero
right triangle
6. A+b=c+ d=d
medians of a triangle
a set
sphere
a+b+d=c+d
7. 2k + 1
is a subset of
equal
equal angles
expression of an odd number
8. Area= 1/2?r2 length= 1/2?d= ?r perimeter= d(1/2? +1)
similar triangles
circle
semicircle
the square of x
9. Wx>wy
acute angle
360 degrees
w>0 and x>y
combinations
10. 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.
w>0 and x>y
polygon
perpendicular bisectors
permutations
11. When two parallel lines are crossed by a third straight line (transversal) - then
properties of a rhombus
all acute angles are equal and all obtuse angles are equal
expression of an odd number
a
12. The product of x and y
xy
right triangle
and
right triangle
13. 180°
coinciding lines
straight angle
x - y
x percent
14. x>z
combinations
right triangle
if the last digit of the number is 0 -2 -4 -6 -8
x>y and y>z
15. Angle whose sides are two chords. The vertex of the angles lies on the circumference of the circle. The number of degrees of the angle is equal to 1/2 the intercepted arc
x²-2xy+y²
right angle
n= mx/100
inscribed angle
16. Area= 1/4s² v3 perimeter= 3s altitude= 1/2s v3
distributive axiom
belongs to
rectangle
equilateral triangle
17. Sum of two odd numbers is
even
sphere
equal to the sum of the measures of the remote exterior angles
all acute angles are equal and all obtuse angles are equal
18. Volume= bh or ?r²h surface area= 2?rh (w/o bases) or 2?r(h+r) with bases
equals
properties of a rhombus
cylinder
a?n
19. (x-y)(x-y) = (x-y)²
properties of parallelograms
combinations
similar triangles
x²-2xy+y²
20. Have two equal sides and two equal angles formed by the equal sides and the unequal side.
angle inscribed in semicircle
square
midpoint of a line segment joining 2 parts
isosceles triangle
21. Write down every member that the two sets have in common. The intersection of the sets A and B is a set written AnB
always positive or zero
xy
find the intersection of two sets
x>y>0 and w>z>0
22. The point where the line crosses the y-axis - x will always = 0 in this case
360 degrees
y intercept
perpendicular bisectors
right triangle
23. x/100
consistent lines
equals
x>y>0 and w>z>0
x percent
24. Diagonal= sv2
diagonal of a square
average
hexagon
y intercept
25. In transversals
belongs to
quadratic equations
all acute angles are equal and all obtuse angles are equal
negative reciprocal of the other
26. 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.
a set
medians of a triangle
probability
x<0
27. A subset of a set is
never divide by zero
a set
itself
(x/100)m= n
28. Set of solutions to an equation
approx sums
solution set
(y-x/x)100
it is also divisible by 2 and 3
29. Two tangents to a circle from the same point outside of the circle are always
±vx
circle
equal
x-y/xy
30. M?A = m?D m?B= m?E m?C=m?F and a/d=b/e=c/f
never divide by zero
v2/2 or .71
similar triangles
the last three numbers are divisible by 8
31. Area= 1/2bh perimeter= a+b+c
triangle
even
x>y>0 and w>z>0
average
32. ?
implies
set
right triangle
the last digit is 0
33. Between 180° and 360°
altitude of a triangle
reflex angle
if the last digit of the number is 0 -2 -4 -6 -8
1
34. x>0 and y>0 or x<0 and y<0
xy>0
x²-y²
associative axiom of addition and multiplication
angle bisector
35. Sin 45°
percent
x>y
v2/2 or .71
combinations
36. 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
the last two digits of the number make a number that is divisible by 4
the sum of parts
approx products
no solutions
37. Ax= by + C
supplementary angles
obtuse angle
simultaneous equations in 2 unknowns
is a subset of
38. y years from now
+y
hexagon
x percent
x + y
39. A¹
diagonal of a square
cube
circle
a
40. z>y
the last three numbers are divisible by 8
1.4
b+d>c+e
x<0 and z=x+y
41. The length of a segment whose endpoints are (x1 -y1) and (x2 -y2)
v(x2-x1)²+ (y2-y1)²
parallel
even
the last two digits of the number make a number that is divisible by 4
42. Angles that equal 180 degrees
supplementary angles
approx sums
x>y and y>z
the last digit is either 0 or 5
43. The distance from the center of the circle
right triangle
tangent
closed set
radius
44. x/100
equal
x²-y²
1
x%
45. Any integer is divisible by 4 - if
x-y/xy
the last two digits of the number make a number that is divisible by 4
circle
the percent of increase
46. Every set is a subset of
right triangle
circle
triangle or straight line
itself
47. All three sides and all three angles are equal
equilateral triangle
perpendicular
a
find the intersection of two sets
48. All even numbers end in the digits of
0 - 2 - 4 - 6 - 8
midpoint of a line segment joining 2 parts
±vx
+y
49. Less than 90°
equal to the sum of the measures of the remote exterior angles
inscribed angle
y-x
acute angle
50. 5-12-13
x-y
right triangle
when finding a solution set
then side b > side a