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Geometry EOC Review Flashcards | StudBud
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Geometry EOC Review
Geometry EOC Review
31 terms
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Geometry Formulas and More
Flashcards
31 cards
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Practice quiz
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Questions
31
Answers
1
Which trig function (aka ratio) should be used...
Sine
Tangent
Cosine
What?!
2
The angle bisectors intersect at the...
Circumcenter
Orthocenter
Incenter
Centroid
3
Alternate Interior angles are...
Congruent
Supplementary
4
Area of a Trapezoid
½h(b1+b2)
bh
½b1(h+b2)
½bh
5
a
2
+ b
2
> c
2
Acute Triangle
Right Triangle
Obtuse Triangle
Isosceles Triangle
6
Alternate Exterior angles are...
Congruent
Supplementary
7
A reflection across y - axis changes (x,y) to
(-x,-y)
(y,-x)
(x,-y)
(-x,y)
8
The midsegment of a triangle
is half the length of the third side
is parallel to the third side
connects midpoints of two sides of a triangle
is a midpoint
9
Which transformation keeps figures congruent
Reflection
Translation
Rotation
Dilation
10
Pythagorean Theorem
(a + b) 2= c
a + b < c
a2+b2 = c 2
a + b = c
11
A reflection across x-axis changes (x,y) to
(-x,-y)
(y,x)
(x,-y)
(-x,y)
12
Inscribed Angle =
Minor Arc
Half the Arc
Double the Arc
Major Arc
13
The altitudes intersect at the
Centroid
incenter
circumcenter
orthocenter
14
The perpendicular bisectors intersect at the
incenter
circumcenter
orthocenter
centroid
15
Which inverse trig function should be used to find missing angle?
Cos-1
Sin-1
Tan-1
Don't know
16
Corresponding Angles are...
Congruent
Supplementary
17
Which Trig function (aka ratio) should be used to find missing side?
Cosine
Tangent
Don't know
Sine
18
Arc =
Any angle
Central Angle
⫪
Double the Inscribed Angle
19
Equation of Circle with center at origin and radius 3
x2+y2=32
x2-y2=3
(x-0)2+(y-0)2=32
x2+y2=9
20
The third side of any triangle must be..
equal to the sum of the other two sides
less then the sum of the other two sides
different than the sum of the other two sides
greater than the sum of the other two sides
21
The medians intersect at the
circumcenter
orthocenter
centroid
incenter
22
Which of the following represents a translation?
(x+2,y-5)
(2x,3y)
$
(x,y)
23
What does CPCTC stand for?
Cows Pet Cats Too Cute
Corresponding Parts of Congruent Triangles are Congruent
Congruent Parts of Congruent Triangles are Congruent
Congruent Parts Collinear Triangles are Collinear
24
The exterior angle theorem
exterior angles are always congruent
exterior angle = interior angle
exterior angle = sum of remote interior angles
exterior angles are always supplementary
25
Which Trig function (ratio) should be used...
Cosine
Sine
Tangent
Don't Know
26
Longest side of a triangle is opposite the...
acute angle
obtuse angle
smallest angle
largest angle
27
Consecutive Interior angles are...
Congruent
Supplementary
28
Area of a Parallelogram
½bh
Don't know
bh/2
bh
29
Which of the following represents a dilation?
(x+5,y-6)
(x,y)
(5x,5y)
@
30
A 180 degree rotation changes (x,y) to
(x,-y)
(-x,-y)
(y,x)
(-x,y)
31
A 90 degree counterclockwise rotation
(y,-x)
(-y,-x)
(y,x)
(-y,x)
