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EOC Geometry Review Flashcards | StudBud
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EOC Geometry Review
EOC Geometry Review
78 terms
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This is all of the terms, formulas and symbols you will need to know for the Geometry EOC.
Flashcards
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Answers
1
What is the hypotenuse in a 45-45-90 triangle if the leg of that triangle is x?
2x
x√2
x√3
x
2
sum of exterior angles of a polygon=
Sum of interior angles/n
180n
360
(n-2)*180
3
Rigid motions
preserve angle measurements
preserve lengths of segments
all of these
map parallel lines to parallel lines
4
Which definition best describes a
point
?
A shape with three sides
The length of a line segment
Two angles opposite of each other
A location with no size
5
which rule applies to 90-degree rotations
(x,y) -> (-y,-x)
(x,y) -> (y,x)
(x,y) -> (y,-x)
(x,y) -> (-x,-y)
6
sum of interior angles of a polygon=
(n+3)*6
(n-2)*180
n*180
360
7
The side lengths of a 45°, 45°, 90° triangle are
√x, x, ∜x
y, y, z
x, x, x√2
x, x, y
8
Parallelograms are also quadrilaterals.
Always
Never
Sometimes
9
Which rule describes a
TRANSLATION
of the given pentagon
1 unit left
and
3 units down
?
( x, y ) → ( x + 1, y − 3 )
( x, y ) → ( x − 3, y − 1 )
( x, y ) → ( x − 1, y + 3 )
( x, y ) → ( x − 1, y − 3 )
10
Which term best describes the quadrilateral below?
rhombus
parallelogram
square
rectangle
11
Which term best describes angle 1 and angle 3?
Linear Pair
Complementary
Supplementary
Vertical
12
Which quadrilateral has 4 congruent sides and 4 90 degree angles?
Parallelogram
Rectangle
Square
Trapezoid
13
Which quadrilateral has only one pair of parallel sides?
Rhombus
Parallelogram
Rectangle
Trapezoid
14
What is the most accurate name for this quadrilateral?
Rectangle
Trapezoid
Kite
Square
15
Quadrilaterals are parallelograms.
Sometimes
Never
Always
16
Primary Trig Ratios are...
OPPOSITE ADJAENT HYPONTENUSE
COH SAH TOE
SOH CAH TOA
SOA TAH COH
17
What's the
pythagorean theorem
?
Base × Height = Area of a Rectangle
E=mc²
a² + b² = c²
½(Base × Height) = Area of Triangle
18
Rotation 180⋅
(x,y) ---> (-x,-y)
(x,y) ---> (-x,y)
(x,y) ---> (y,x)
(x,y) ---> (-y,x)
19
The legs of a 45°-45°-90° triangle will always be congruent
False
True
20
Angle 1 and Angle 8 are _____________.
Congruent
No Relationship
Complementary
Supplementary
21
Rotation 270
o
(x, y) -> (x, -y)
(x, y) -> (-x, -y)
(x, y) -> (y, -x)
(x, y) -> (-y, x)
22
Slope of Perpendicular lines
Opposite Reciprocal
Stays the same
Are always negative
They don't matter
23
Reflection rule across x-axis.
(x, y) to (x, -y)
(x, y) to (-y, -x)
(x, y) to (y, x)
(x, y) to (-x, y)
24
What would the similarity criteria be for establishing similarity in the two triangles?
SSS~
SAS~
Not Similar
AA~
25
What is the most accurate name for this quadrilateral?
Rhombus
Trapezoid
Rectangle
Square
26
circumference of a circle
πd
2πr
πr
2πd
27
Angle Addition
True
False
28
Arc Length Formula
4/3πr^2
n/360 * 2πr
πr^2 * central angle/360
(x-h)^2 + (y-k)^2=r^2
29
Is a parallelogram a quadrilateral?
Sometimes
Always
Never
30
Which equation best describes
segment addition?
AC+BC = AB
AC+AB=BC
AB+BC=AC
AB-BC=AC
31
What definition best describes
midpoint?
A quarter of a line segment
Length of a line segment
The measure of an angle
Middle of a line segment
32
True or False: Dilations are Rigid Transformations
False, Dilations do not preserve shape congruence.
True: Dilations preserve shape congruence
33
Trig Ratios
D
B
A
C
34
Which triangle congruence theorem proves these are congruent?
ASA
SAS
AAS
SSS
35
Supplementary Angles add up to _________.
90 degrees
180 degrees
45 degrees
360 degrees
36
An isosceles triangle is?
Any triangle that has two equal sides and angles.
The Greek Goddess of Math
A triangle that has one angle over 90 degrees.
Any triangle that has a 90 degree angle.
37
Vertical angles are _______________.
Congruent
Parallel
Supplementary
Complementary
38
What do dilations do to a figure?
SHRINK
Re-sizes figures
Up/Down
GROW
39
What is the rule for the y=x reflection?
Switch the x and y
Change the sign of the x and y
Change the sign of the x and the y and switch
40
Trig Ratios
C
B
D
A
41
Which triangle congruence theorem proves these are congruent?
SAS
AAS
ASA
SSS
42
What definition best describes
distance?
Middle of a line segment
The measure of an angle
A quarter of a line segment
Length of a line segment
43
What term best describes the relationship between angle 1 and angle 5?
Alternate Interior
Corresponding
Alternate Exterior
Alternate Interior
44
Trig Ratios
D
A
B
C
45
What would the similarity criteria be for establishing similarity in the two triangles?
AA~
SSS~
SAS~
Not Similar
46
Is a trapezoid a quadrilateral?
Yes
No
47
What description best describes an
angle?
A location with no size.
Formed by two rays, where the end of each ray is the vertex.
Part of a line that consists of two end points.
Part of a line that consists of one end point.
48
Classify
the quadrilateral.
rhombus
kite
parallelogram
rectangle
49
Complementary Angles add up to _________.
180 degrees
45 degrees
360 degrees
90 degrees
50
Which triangle congruence theorem proves these are congruent?
AAS
SSS
ASA
SAS
51
What term best describes the relationship between angle 1 and angle 8?
Alternate Interior
Corresponding
Alternate Exterior
Alternate Interior
52
What term best describes the relationship between angle 3 and angle 6?
Same-Side Interior
Corresponding
Alternate Exterior
Alternate Interior
53
Describe reflection rule for reflecting over the y -axis.
(x,y) goes to (-y,-x)
(x,y) goes to (-x,y)
(x,y) goes to (0,0)
(x,y) goes to (-x,-y)
54
slope of parallel lines
the slope equals 0
the slopes are the same
the slopes are negatives reciprocals
the slope is undeined
55
What does \parallel mean?
Congruent
Perpendicular
Parallel
Similar
56
Which triangle congruence theorem proves these are congruent?
SAS
ASA
SSS
AAS
57
What would the similarity criteria be for establishing similarity in the two triangles?
Not Similar
SSS~
AA~
SAS~
58
What does ≌ mean?
Similar
Perpendicular
Congruent
Parallel
59
Which is an example of a quadrilateral that is NOT always a parallelogram?
Square
trapezoid
rhombus
Rectangle
60
Which quadrilateral has 4 congruent sides, but will not necessarily have 4 90 degree angles?
Square
Rhombus
Trapezoid
Rectangle
61
What term best describes the relationship between angle 3 and angle 5?
Alternate Interior
Corresponding
Alternate Exterior
Same-Side Interior
62
What definition best describes a
ray?
A location with no size
Part of a line that consists of two end points
An infinite number of points on a straight path with no end.
Part of a line that consists of one end point
63
If a reflection in the line
y = -x
occurs, then the rule for this reflection is:
(x,y) --> (-x, y)
(x, y) --> (x, -y)
(x, y) --> (-y, -x)
(x, y) --> (y, x)
64
The sides of a 30°, 60°, 90° are
x, x, x√2
44, 44, 90
x, x√3, 2x
x, x, x
65
What is preserved in dilations?
angles
size
side lengths
66
Angle 4 and Angle 6 are _____________.
Supplementary
Complementary
Congruent
No Relationship
67
Which term best describes angle 1 and angle 2?
Vertical
Complementary
Supplementary
Linear Pair
68
Equilateral Triangles.
D
A
B
C
69
What does ⊥ mean?
Similar
Parallel
Perpendicular
Congruent
70
A line segment
continues in a straight line
has 2 endpoints
has 1 endpoint only
is straight
71
What definition best describes a
line?
An infinite number of points on a single path with no end
adding up to 180
Formed by two rays
A location with no size
72
Angle 4 and Angle 5 are _____________.
Supplementary
No Relationship
Congruent
Complementary
73
What does \sim mean?
Perpendicular
Parallel
Similar
Congruent
74
What is the Triangle Sum Theorem?
All of angles equal 180 degrees
All angles add up to equal 90 degrees
All sides add up to equal 180 units
All angles add up to equal 180 degrees
75
What kind of shapes can we use the Pythagorean Theorem on to find the missing side?
rectangle
square
any triangle
right triangle
76
What is the similarity statement?
∆EDF ≅∆BAC
∆DEF ∽ ∆ABC
∆ABC ∽ ∆DFE
∆BAC ≅∆DEF
77
Which is the formula for the area of a circle?
A=\pi r^2
A=2\pi/d
A=C/\pi
A=2\pi r
78
Angle 1 and Angle 5 are _____________.
No Relationship
Supplementary
Complementary
Congruent
