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EOC Formulas Quiz and More... Flashcards | StudBud
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EOC Formulas Quiz and More...
EOC Formulas Quiz and More...
44 terms
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Geometry Formulas and More #formula #geometry #eocreview #geometryeoc
Flashcards
44 cards
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Questions
44
Answers
1
A reflection across x-axis changes (x,y) to
(y,x)
(x,-y)
(-x,-y)
(-x,y)
2
Alternate Interior angles are...
Congruent
Supplementary
3
Cube
10 faces
20 faces
9 faces
6 faces
4
The angle bisectors intersect at the...
Circumcenter
Orthocenter
Incenter
Centroid
5
The third side of any triangle must be..
less then the sum of the other two sides
greater than the sum of the other two sides
different than the sum of the other two sides
equal to the sum of the other two sides
6
Which Trig function (aka ratio) should be used to find missing side?
Don't know
Tangent
Sine
Cosine
7
A 90 degree clockwise rotation changes (x,y) to
(-y,x)
(-y,-x)
(y,-x)
(y,x)
8
TetraHedron
6 faces
9 faces
20 faces
4 faces
9
Which transformation keeps figures congruent
Dilation
Rotation
Translation
Reflection
10
A 180 degree rotation changes (x,y) to
(-x,-y)
(y,x)
(x,-y)
(-x,y)
11
The altitudes intersect at the
circumcenter
incenter
orthocenter
Centroid
12
The midsegment of a triangle
is a midpoint
is parallel to the third side
connects midpoints of two sides of a triangle
is half the length of the third side
13
An Isometry keeps the figure congruent: True of False?
True
False
14
A dilation is an isometry. True or False?
True
False
15
Contrapositive
switch and not if and then
if and then
switch if and then
not if and then
16
Which trig function (aka ratio) should be used...
Sine
Tangent
What?!
Cosine
17
What does CPCTC stand for?
Cows Pet Cats Too Cute
Congruent Parts Collinear Triangles are Collinear
Congruent Parts of Congruent Triangles are Congruent
I don't know
18
Area of a Trapezoid
bh
½bh
Add the bases ÷ 2 × height
½h(b1+b2)
19
Area of a Parallelogram
Don't know
½bh
bh/2
bh
20
Definition of Circle
set of points equidistant from a point
a line segment that curves
a round, curved drawing
I don't know
21
A 90 degree counterclockwise rotation
(y,x)
(-y,-x)
(y,-x)
(-y,x)
22
Inscribed Angle =
Major Arc
Minor Arc
Double the Arc
Half the Arc
23
Corresponding Angles are...
Congruent
Supplementary
24
The exterior angle theorem
exterior angle = interior angle
exterior angles are always congruent
exterior angle = sum of remote interior angles
exterior angles are always supplementary
25
Which Trig function (aka ratio should be used) to find x
Cosine
Sine
don't know
Tangent
26
The medians intersect at the
orthocenter
incenter
circumcenter
centroid
27
Consecutive Interior angles are...
Supplementary
Congruent
28
A reflection across y - axis changes (x,y) to
(-x,y)
(y,-x)
(x,-y)
(-x,-y)
29
The perpendicular bisectors intersect at the
orthocenter
incenter
centroid
circumcenter
30
Isocahedron
6 faces
10 faces
20 faces
4 faces
31
Arc =
⫪
Double the Inscribed Angle
Any angle
Central Angle
32
inverse
switch if and then
not if and then
if and then
switch and not if and then
33
Which transformation creates a similar figure
Translation
Dilation
Rotation
Reflection
34
Which of the following represents a translation?
(x+2,y-5)
$
(x,y)
(2x,3y)
35
Pythagorean Theorem
(a + b) 2= c
a2+b2 = c 2
a + b = c
a + b < c
36
Converse
Switch if and then
not if and then
if and then
switch and not if and then
37
Equation of Circle with center at origin and radius 3
x2+y2=32
(x-0)2+(y-0)2=32
x2+y2=9
x2-y2=3
38
Which inverse trig function should be used to find missing angle?
Tan-1
Cos-1
Sin<span style="font-size: 13.3333330154419px;">-1</span>
Don't know
39
Longest side of a triangle is opposite the...
acute angle
obtuse angle
largest angle
smallest angle
40
Dodecahedron
12 faces
4 faces
10 faces
20 faces
41
Which Trig function (ratio) should be used...
Sine
Cosine
Tangent
Don't Know
42
Same Side Interior angles are...
Supplementary
Congruent
43
Alternate Exterior angles are...
Supplementary
Congruent
44
Which of the following represents a dilation?
(x+5,y-6)
(5x,5y)
@
(x,y)
