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