Vocab from Chapters 6 - 10
Terms
undefined, object
copy deck
- 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