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103 Cards in this Set

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  • Back
location in space
point
geometric figure which has no size
point
flat surface with no thickness
plane
series of points which extends in oppposite directions without end
line
part of a line with two endpoints
segment or line segment
part of a line with one endpoint
ray
are in the same plane but never intersect
parallel lines
share one common point
intersecting lines
do not lie in the same plane
skew lines
two rays with a common endpoint
angle
formed by two intersecting lines, are opposite and equal to each other
vertical angles
angles with the same measure
congruent angles
angles whose sum of their measures is 180 degrees
supplementary angles
angles whose sum of their measures is 90 degress
complementary angles
angle whose measure is 180 degrees
straight angle
angle whose measure is 90 degrees
right angle
angle whose measure is greater than 90 degrees
obtuse angle
angle whose measure is less than 90 degrees
acute angle
line that intersects two other lines in different points
transversal
angles which lie on the same side of the transversal in corresponding positions
corresponding angles
angles which are between two parallel lines and on opposite sides of the transversal
alternate interior angles
closed plane figure with at least three sides
polygon
triangle with three angles less than 90 degrees each
acute triangle
triangle with one angle measureing 90 degrees
right triangle
triangle with one angle greater than 90 degrees
obtuse triangle
triangle with three unequal sides
scalene triangle
triangle with two equal sides
isosceles triangle
triangle with three equal sides
equilateral triangle
most general name for a four-sided figure
quadrilateral
four-sided figure with both pairs of opposite sides parallel
parallelogram
most general name for a polygon with four angles each equal to 90 degrees
rectangle
polygon with four equal sides and four angles equal to 90 degrees
square
four-side figure with exactly one pair of parallel sides
trapezoid
polygon with four congruent sides but not four congruent angles
rhombus
five-sided polygon
pentagon
six-sided polygon
hexagon
figures with the same size and shape; corresponding parts have equal measures
congruent figures
Rule which states that, if three sides of two triangles are congruent, the two triangles are congruent
Side-Side-Side
Rule which states that, if two sides and the included angle of two triangles are congruent, the two triangles are congruent
Side-Angle-Side
Rule which states that, if two angles and the included side of two triangles are congruent, the two triangles are congruent
Angle-Side-Angle
the name for the distance around a circle
circumference
the formula for the distance around a circle
C = 2(pi)r or C - pi)d
segment which has one endpoint at the center of a circle and the other endpoint on the circle
radius
chord which passes through the center of a circle
diameter
segment whose endpoints are on the circle
chord
comparison of two quantities by division
ration
ration which compares quantities in different units
rate
rate with a denominator of 1
unit rate
an equality of two ratios
proportion
figures with the same shape but not necessarily the same size
similar
enlarged or reduced drawing that is similar to an actual object or place
scale drawing
possible results of an action
outcomes
any outcome or group of outcomes
sampel space
(number of favorable outcomes)/
(number of possible outcomes)
probability
opposite of an event
complement
(number of favorable outcomes)/
(number of unfavorable outcomes)
odds in favor
(number of unfavorable outcomes)/
(number of favorable outcomes)
odds against
ratio that compares a number to 100
percent
an amount based on how much an employee sells
commission
(amount of change) x 100/
(original amount)
percent change
amount of increase of an item which is profit
mark-up
amount of a price decrease of an item
discount
integers which differ by 1
consecutive
initial amount of money deposited or invested
principal
amount of money earned on an investment
interest
percent which determines the amount of interest
interest rate
interest paid only on the principal
simple interest
interest paid on the principal and the acuumulated interest
compound interest
principal plus the interest
balance
set of ordered pairs
relation
first coordinates in a relation
domain
second coordinates in a relation
range
a relation in which each member of the domain is paried with exactly one member of the range
function
test in which you use a vertical line to determine if a relation is a function
vertical line test
an ordered pair that makes an equation in two variables true
solution
any equation whose graph is a line
linear equation
ratio which describes the tilt of a line
slope
point wher a line crosses the y-axis
y-intercept
y = mx + b
slope-intercept form of an equation
writing a function using f(x) instead of y
function notation
equation which describes a function
function rule
graph which shows the relationship between two sets of data
scatter plot
two or more equations
system of equations
line which borders the graph of a linear inequality
boundary line
number of square units enclosed by a figure
area
line segment perpendicular to the linen containing a base of the figure and drawn from the side opposite that figure
height
three dimensional figure
space figure
has two parallel bases that are congruent polygons and lateral faces that are parallelograms
prism
has a base that is a polygon
pyramid
has two parallel bases that are circles
cylinder
has one circular base and one vertex
cone
set of all points in space that are a given distance from a given point called the center
sphere
pattern you can form into a space figure
net
sum of the areas of the bases and lateral faces of a space figure
surface area
sume of the areas of lateral faces
lateral area
tilted space figure
oblique
space figure whose lateral faces are perpendicular to its bases
right
sliding a figure vertically and/or horizontally
translation
new figure after a transformation
image
type of symmetry in which a congruent figure is formed by rotating the orginal
rotational symmetery
line which divides a figure into two congruent figures
line of symmetry
type of transformation in which a figure is "flipped" over a line
reflection
transformation in which a figure is turned about a fixed point
rotation