Reading...
Play button
Play button
Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
115 Cards in this Set
- Front
- Back
- 3rd side (hint)
|
Conditional Statement
|
A statement written in if-then format
|
"____ blah___ yada"
|
|
|
Hypothesis
|
the "if" part of a conditional statement
|
blah
|
|
|
Conclusion
|
the "then" part of a conditional statement
|
yada
|
|
|
Converse
|
The if and then parts of a conditional statement are reversed
|
"If____ then _____"
|
|
|
Inverse
|
The negation of the hypothesis and clonclusion of a conditional (original) statement.
|
"If not____ then _____ yada"
|
|
|
Contrapositive
|
The negation of the hypothesis and conclusion of a converse statement
|
"If not ____ then not____"
|
|
|
Counterexample
|
An example that proves a statement false.
|
None
|
|
|
Point
|
Basic unit of Geometry; Has no size; Represented by a dot; Labeled by a capital letter.
|
.
|
|
|
Line
|
A straight srrangement of points; Infinite number of points; Infinite length; No thickness
|
<-------------->
|
|
|
Plane
|
Has length, width, but no thickness; extends forever
|
_________
/ / /________/ |
|
|
Space
|
The set of all points
|
_________
/ . / /_.______/ |
|
|
Congruent
|
Two figures that have the exact same size and shape
|
None
|
|
|
Midpoint
|
Apoint that lies on the segment and is equal distance from each endpoint.
|
0------0------0
|
|
|
Ray
|
A part of a line consisting of one point an all points on one side of the line from that point.
|
0------->
|
|
|
Segment
|
Part of a line that has two endpoints and contains all of the points in between the two endpoints.
|
0------0
|
|
|
Conditional Statement
|
A statement written in if-then format
|
"____ blah___ yada"
|
|
|
Hypothesis
|
the "if" part of a conditional statement
|
blah
|
|
|
Conclusion
|
the "then" part of a conditional statement
|
yada
|
|
|
Converse
|
The if and then parts of a conditional statement are reversed
|
"If____ then _____"
|
|
|
Inverse
|
The negation of the hypothesis and clonclusion of a conditional (original) statement.
|
"If not____ then _____ yada"
|
|
|
Contrapositive
|
The negation of the hypothesis and conclusion of a converse statement
|
"If not ____ then not____"
|
|
|
Counterexample
|
An example that proves a statement false.
|
None
|
|
|
Point
|
Basic unit of Geometry; Has no size; Represented by a dot; Labeled by a capital letter.
|
.
|
|
|
Line
|
A straight srrangement of points; Infinite number of points; Infinite length; No thickness
|
<-------------->
|
|
|
Plane
|
Has length, width, but no thickness; extends forever
|
_________
/ / /________/ |
|
|
Space
|
The set of all points
|
_________
/ . / /_.______/ |
|
|
Congruent
|
Two figures that have the exact same size and shape
|
None
|
|
|
Midpoint
|
Apoint that lies on the segment and is equal distance from each endpoint.
|
0------0------0
|
|
|
Ray
|
A part of a line consisting of one point an all points on one side of the line from that point.
|
0------->
|
|
|
Segment
|
Part of a line that has two endpoints and contains all of the points in between the two endpoints.
|
0------0
|
|
|
Collinear
|
POints that lie on the same plane.
|
|
|
|
Coplanar
|
points that lie in the same plane
|
|
|
|
Axiom
|
a statement that is accepted without proof.
|
|
|
|
Postulate
|
same as an axiom
|
|
|
|
Theorem
|
a statement that can be proven
|
|
|
|
Conjecture
|
a generalization made through inductive reasoning.
|
|
|
|
Angle
|
two rays that share a common endpoint, provided the two rays do not lie on the same line
|
|
|
|
Degree
|
unit of measurement for an angle
|
|
|
|
Protractor
|
tool used to measure angles
|
|
|
|
Vertex
|
the common endpoint of the two rays that form an angle.
|
|
|
|
Sides of an ANgle
|
the two rays that form an angle.
|
|
|
|
Acute
|
an angle that measures less than 90 degrees, but more than 0 degrees
|
|
|
|
Obtuse
|
and angle that measure more than 90 degrees, but less thatn 180 degrees.
|
|
|
|
Right
|
and angle that measure exactly 90
|
|
|
|
Supplementary
|
two angles whose sum is 180 degrees
|
|
|
|
Complementary
|
two angles whose sum is 90 degrees
|
|
|
|
System of Equations
|
Two or more equations that state relationships between the same variables
|
|
|
|
Vertical Angles
|
If line AB and CD intersect at point, P, then APC and BPD are vertical angles.
|
|
|
|
Angle Bisector
|
A ray that has an endpoint on the vertex of an angle, and that divides the angle into two congruent angles.
|
|
|
|
Parallel Lines
|
Two or more coplanar lines that do not intersect.
|
|
|
|
Skew Lines
|
Two non-coplanar lines that do not intersect.
|
|
|
|
Perpendicular Lines
|
Two lines that intersect to form a right angle.
|
|
|
|
Adjascent Angles
|
two angles that share a common vertex, a common side but no common interior points.
|
|
|
|
Trasversal
|
a line that intersects two coplanar lines in two different points.
|
|
|
|
Alternate Interior Angles
|
opposite sides of the transversal they are interior and not adjascent.
|
|
|
|
Corresponding Angles
|
same relative position different vertex
|
|
|
|
Consecutive Interior Angles
|
non-adjascent/in the interior of the parallel lines/same side as the transversal
|
|
|
|
Domain
|
the input values of a function
|
Set of all possiblke x-values (independent variable)
|
|
|
Range
|
the output values of a function
|
Set of all y-values you get when you plug in the domain (dependent variable)
|
|
|
Rate of Change
|
the difference of the y-values divided by the difference of the x-values
|
y2-y1 divided by x2-x1
Rise over run |
|
|
Complementary
|
two angles whose sum is 90 degrees
|
|
|
|
System of Equations
|
Two or more equations that state relationships between the same variables
|
|
|
|
Vertical Angles
|
If line AB and CD intersect at point, P, then APC and BPD are vertical angles.
|
|
|
|
Angle Bisector
|
A ray that has an endpoint on the vertex of an angle, and that divides the angle into two congruent angles.
|
|
|
|
Parallel Lines
|
Two or more coplanar lines that do not intersect.
|
|
|
|
Skew Lines
|
Two non-coplanar lines that do not intersect.
|
|
|
|
Perpendicular Lines
|
Two lines that intersect to form a right angle.
|
|
|
|
Adjascent Angles
|
two angles that share a common vertex, a common side but no common interior points.
|
|
|
|
Trasversal
|
a line that intersects two coplanar lines in two different points.
|
|
|
|
Alternate Interior Angles
|
opposite sides of the transversal they are interior and not adjascent.
|
|
|
|
Corresponding Angles
|
same relative position different vertex
|
|
|
|
Consecutive Interior Angles
|
non-adjascent/in the interior of the parallel lines/same side as the transversal
|
|
|
|
Domain
|
the input values of a function
|
Set of all possiblke x-values (independent variable)
|
|
|
Range
|
the output values of a function
|
Set of all y-values you get when you plug in the domain (dependent variable)
|
|
|
Rate of Change
|
the difference of the y-values divided by the difference of the x-values
|
y2-y1 divided by x2-x1
Rise over run |
|
|
Midpoint
|
average point
|
(x1+x2 /2,y1+y2 /2)
|
|
|
Polygon
|
a closed geometric figure in a plane, formed by connecting line segments endpoint to endpoint with each segment intersecting exactly two others
|
|
|
|
Side
|
a line segment of a polygon
|
|
|
|
Vertex (sin.)
Vertices (plu.) |
an endpoint where the sides of a polygon meet
|
|
|
|
Convex Polygon
|
a polygon where no segment connecting two vertices is outside the polygon
|
|
|
|
Concave Polygon
|
a polygon in which at leasy one sement connecting two vertices is outside the polygon
|
|
|
|
Classifying Polygons
|
polygons are classified according to the njmber of sides they have
# sides = # vertices = # interior angles |
|
|
|
Triangle
|
a three-sided polygon
|
|
|
|
Quadrilateral
|
a four-sided polygon
|
|
|
|
Pentagon
|
a five-sided polygon
|
|
|
|
Hexagon
|
a six-sided polygon
|
|
|
|
Heptagon
|
a seven-sided polygon
|
|
|
|
Octagon
|
an eight-sided polygon
|
|
|
|
Nonagon
|
a nine-sided polygon
|
|
|
|
Decagon
|
a ten-sided polygon
|
|
|
|
Undecagon
|
and eleven-sided polygon
|
|
|
|
Dodecagon
|
a twelve-sided polygon
|
|
|
|
N-gon
|
A polygon with n number of sides
|
|
|
|
Consecutive
|
Where numbers, letters or figures are next to or touching each other
|
|
|
|
Labeling (Naming) polygons
|
Polygons are labeled (named) byt listing the capital letters of the vertices in consecutive order
|
|
|
|
Consecutive vertices
|
two vertices of a polygon connected by a side
|
|
|
|
Consecutive sides
|
two sides which share a commone vertex
|
|
|
|
Consecutive Anglesq
|
two angles which share a common side
|
|
|
|
Congruent polygons
|
two or more polygons are congruent if and only if they have the same size and shape. The correspoding angles and sides are congruent.
|
|
|
|
Perimeter
|
The sum of the lengths of the sides of a polygon
|
|
|
|
Diagonal of a Polygon
|
A segment is a diagonal if and only if it connects any two non-consecutive vertices
|
|
|
|
Equilateral Polygon
|
A polygon is equilateral if and only if all of it's sides are congruent
|
|
|
|
Equiangular Polygon
|
A polygon is equilangular if and only if all of it's sides are congruent
|
|
|
|
Regular Polygon
|
a polygon is regulr if and only if it is both equilateral and equiangular
|
|
|
|
Midsegment of a Triangle
|
a polygon is regular if and only if it is both equilateral and equiangular
|
|
|
|
Right Triangle
|
a triangle is right if and only if it has on right angle
|
|
|
|
Acute Triangle
|
a triangle is acute if and only if all of its angles are acute
|
|
|
|
Obtuse Triangle
|
a triangle is obtuse if and only if it has one obtuse angle
|
|
|
|
Scalene Triangle
|
a triangle is scalene if and only if none of its sides are congruent
|
|
|
|
Isosceles Triangle
|
a triangle is isosceles if and only if at least two of its sides are congruent
|
|
|
|
Vertex Angle
|
an angle is a vertex angle of an isosceles triangle if and only if it is between the two congruent sides
|
|
|
|
Base
|
a segment is a base an isosceles trianle if and only if it is opposite the vertex angle
|
|
|
|
Base Angles
|
two angles are base angles of an isosceles triangle if and only if they are opposite the two congruent sides
|
|
|
|
Medians of a Triangle
|
a segment is a median if and only if it connects a vertex to the midpoint of the opposite side
|
|
|
|
Height
|
The length of the altitude
|
|
