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Final Vocab Flashcards

(64 cards)

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1
Q

AAS

A

angle angle side
congruence statment for triangles
NOT similarity statement

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2
Q

perp. segment from a vertex to the opposite side

A

altitude, points meet at orthocenter

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3
Q

a ray that divides an angle into 2 congruent adjacent angles

A

angle bisector

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4
Q

distance from the center to any sde of the polygon at a perp. angle
height of isos. triangle formed by consecutive radii

A

apothem

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5
Q

a portion of the circumference of a circle

A

arc

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6
Q

an angle whose vertex is the center of a circle

A

central angle

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7
Q

a of rectangle

A

bh

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8
Q

a of parallelogram

A

bh

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9
Q

a of square

A

s squared

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10
Q

a of triangle

A

1/2bh

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11
Q

a of trapezoid

A

1/2h(b1 + b2)

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12
Q

a of rhombus and kite

A

1/2(d1)(d2) d = diameter

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13
Q

ASA

A

angle side angle
congruence statement for triangles
NOT similarity statement

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14
Q

a given point in a circle that has a set of points around it that are equidistant

A

center of a circle

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15
Q

the point of concurrency of the 3 medians of a traingle
balancing point
located 2/3 of the distancce from each vertex to the midpoint of the opposite side

A

centroid

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16
Q

a segment whose endpoints are on the circle

A

chord

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17
Q

the set of all points in a plane that are equistant from a given point

A

circle

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18
Q

the point of concurrency of the 3 perp. bisectors of a triangle
equidistant from the vertices of the triangle

A

circumcenter

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19
Q

circle that contains all 3 vertices of a triangle

circumcenter is the center of the triangle

A

circumcircle

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20
Q

the perimeter of a circle

A

circumference

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21
Q

a line ray or segment that is tangent to two coplanar circles

A

common tangent

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22
Q

the point of intersection of the lines, rays, or segments in a triangle

A

point of concurrency

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23
Q

adjacent over hypotenuse

trig ratio

A

cosine

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24
Q

CPCTC

A

corresponding parts of congruent triangles are congruent

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25
solid figure w congruent circles are bases in parallel planes
cylinder
26
a chord in a circle that contains the center
diameter
27
all angles congruent
equiangular
28
all sides congruent
equilater
29
HL
hypotenuse | proves triangles congruent, NOT similar
30
SAS
side angle side | proves triangles congruent AND similar
31
SSS
side side side | proves triangles congruent AND similar
32
AA
angle angle | proves triangles similar, NOT congruent
33
the point of concurrency of the angle bisectors of a triangle equidistant from the sides of the triangle (at a perp. angle)
incenter
34
an angle whose vertex is on a circle | its sides contain chords of the circle
inscribed angle
35
a trapezoid w congruent legs and base angles and diangonals
isosceles trapezoid
36
a quadrilateral w 2 pairs of consecutive congruent sides one pair of congruent opposite angles diagonals are perp.
kite
37
a segment joining a vertex and the midpoint of the opposite side point of concurrency - centroid
median
38
point of concurrency of the altitudes of a triangle
orthocenter
39
a quadrilateral w both pairs of opposite sides parallel, congruent opp angles and sides are congruent consecutive angles are supp. diagonals bisect each other
parallelogram
40
a segment, ray or line that is perpendicular to a given segment at its midpoint
perpendicular bisector
41
the ratio that involves the length of the legs in a right triangle
tangent (trig ratio)
42
ratios that involve the length of a leg and the hypotenuse in a right triangle. opposite over hypothenus
sine
43
a parallelogram with 4 congruent side
rhombus
44
a paralellogram with 4 right angles
rectangle
45
a rectangle with four congruent sides and 4 right angles
square
46
a quad with exactly one pair of parallel sides
trapezoid
47
a line segment or ray that intersects a circle in 2 points
secant
48
a line, seg, or ray that intersects a circle in exactly one pair
tangent (circles)
49
the surface of any solid figure found by finding the area and perimeter of abse
surface area
50
the number of cubic units contained in a solid figures interior
volume
51
a polyhedron whose base is any polygone and whose lateral faces are trinagles with a common vertext
pyramid
52
distance around the edge of a shape
perimeter
53
point where a tangent intersects a circle
point of tangency
54
a^2+b^2=c^2
pathagoreum theorm
55
shape with four sides
quad
56
a segment whose endpoints are the center and any point on the circle
radius (circle)
57
a shape that has 3 or more sides
polygon
58
shape that has 3 or more congruent sides
regular polygon
59
a polyhedron with 2 congruent faces that lie in parallel planes
prism
60
an equation that states thta to rations are equal
proportion
61
30,60,90 | 45,45,90
special right triangles
62
therom used to prove that a triangle is congruent by all sides congruent
SSS
63
used to say that 2 shapes are similar by a certain number of things congruent
similarity statement
64
rhombus, rectangle, sqaure
special types of parralelograms

Geometry (2 decks)

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