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