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Geometry EOC Formulas Flashcards | StudBud
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Geometry EOC Formulas
Geometry EOC Formulas
38 terms
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Trig, definitions, rules, and formulas
Flashcards
38 cards
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Practice quiz
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Questions
38
Answers
1
The altitudes intersect at the
circumcenter
orthocenter
Centroid
incenter
2
Pythagorean Theorem
a + b = c
a + b < c
a2+b2 = c 2
(a + b) 2= c
3
Which of the following represents a translation?
(x+2,y-5)
(2x,3y)
$
(x,y)
4
Dodecahedron
20 faces
4 faces
10 faces
12 faces
5
Alternate Interior angles are...
Supplementary
Congruent
6
Alternate Exterior angles are...
Supplementary
Congruent
7
Contrapositive
if and then
switch if and then
switch and not if and then
not if and then
8
The medians intersect at the
incenter
circumcenter
centroid
orthocenter
9
Which transformation keeps figures congruent
Reflection
Translation
Dilation
Rotation
10
The angle bisectors intersect at the...
Incenter
Centroid
Circumcenter
Orthocenter
11
Consecutive Interior angles in a parallelogram are...
Congruent
Supplementary
12
Definition of Circle
a round, curved drawing
I don't know
a line segment that curves
set of points equidistant from a point
13
Which Trig function (aka ratio) should be used to find missing side?
Sine
Don't know
Tangent
Cosine
14
Area of a Parallelogram
Don't know
½bh
bh
bh/2
15
A 90 degree clockwise rotation changes (x,y) to
(-y,x)
(-y,-x)
(y,-x)
(y,x)
16
Longest side of a triangle is opposite the...
acute angle
obtuse angle
smallest angle
largest angle
17
inverse
not if and then
switch if and then
if and then
switch and not if and then
18
Measure of an Arc =
The measure of the Central Angle
Double the measure of the Inscribed Angle
The measure of any angle
I don't know
19
Which inverse trig function should be used to find missing angle?
Cos-1
Tan-1
Sin-1
Don't know
20
The third side of any triangle must be..
different than the sum of the other two sides
equal to 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
21
Which Trig function (ratio) should be used...
Sine
Tangent
Cosine
Don't Know
22
A 90 degree counterclockwise rotation
(y,-x)
(-y,-x)
(-y,x)
(y,x)
23
A 180 degree rotation changes (x,y) to
(-x,-y)
(x,-y)
(-x,y)
(y,x)
24
Same Side Interior angles are...
Congruent
Supplementary
25
TetraHedron
20 faces
6 faces
9 faces
4 faces
26
A reflection across y - axis changes (x,y) to
(-x,y)
(x,-y)
(-x,-y)
(y,-x)
27
Which of the following represents a dilation?
(x+5,y-6)
(5x,5y)
@
(x,y)
28
The exterior angle theorem
exterior angles are always supplementary
exterior angles are always congruent
exterior angle = sum of remote interior angles
exterior angle = interior angle
29
The midsegment of a triangle
is parallel to the third side
connects midpoints of two sides of a triangle
is half the length of the third side
is a midpoint
30
Corresponding Angles are...
Congruent
Supplementary
31
The perpendicular bisectors intersect at the
circumcenter
centroid
incenter
orthocenter
32
Equation of Circle with center at origin and radius 3
(x-0)2+(y-0)2=32
x2+y2=9
x2+y2=32
x2-y2=3
33
The measure of an Inscribed Angle =
Double the measure of the Arc
The measure of the Major Arc
Half the measure of the Arc
The measure of the Minor Arc
34
A reflection across x-axis changes (x,y) to
(x,-y)
(-x,y)
(-x,-y)
(y,x)
35
Cube
9 faces
20 faces
6 faces
10 faces
36
Which trig function (aka ratio) should be used...
Cosine
What?!
Sine
Tangent
37
Which transformation creates a similar figure
Translation
Reflection
Rotation
Dilation
38
Which Trig function (aka ratio should be used) to find x
Sine
Cosine
Tangent
don't know
