#### Study sets matching "geometry vocab"

#### Study sets matching "geometry vocab"

Collinear

Plane

Line

Point

points that lie on the same line

a flat surface that has no thickness & extends forever

a straight path that has no thickness & extends forever

a location that has no size

Collinear

points that lie on the same line

Plane

a flat surface that has no thickness & extends forever

Polygons

Area

Square Units

Decompose/Compose

Closed two dimensional shapes (flat) with three or more sides

The number of square units inside of a flat shape

Units for finding area

Strategies for finding area of irregular shapes by taking apa…

Polygons

Closed two dimensional shapes (flat) with three or more sides

Area

The number of square units inside of a flat shape

COMPLEMENTARY ANGLES

SUPPLEMENTARY ANGLES

LAW OF DETACHMENT

LAW OF SYLLOGISM

2 angles that sum adds to 90

2 angles that sum adds to 180

If P is true then Q is true

If P then Q & If Q then R... If P then R... you can draw conclusion…

COMPLEMENTARY ANGLES

2 angles that sum adds to 90

SUPPLEMENTARY ANGLES

2 angles that sum adds to 180

Square

Rectangle

Triangle

Circle

A quadrilateral with 4 equal sides and 4 right angles.... Opposi…

A Quadrilateral with 4 sides and 4 right angles.... Opposite sid…

A polygon with 3 sides and 3 angles.

A polygon made with a continuous line which is always the sam…

Square

A quadrilateral with 4 equal sides and 4 right angles.... Opposi…

Rectangle

A Quadrilateral with 4 sides and 4 right angles.... Opposite sid…

Line of Symmetry and Line of Reflection

Magnitude of Rotation

Rotation

Magnitude

The line l is known as the ____________________.

A square has rotational symmetry of order 4. This means that…

The transformation that occurs when lines m and n are interse…

Translations can be accomplished by using a vector. Vectors a…

Line of Symmetry and Line of Reflection

The line l is known as the ____________________.

Magnitude of Rotation

A square has rotational symmetry of order 4. This means that…

net

point

line

plane

A ______________ is a two-dimensional diagram that you can fo…

A ______________ indicates location and has no size.

A ______________ is represented by a straight path that exten…

A ______________ is represented by a flat surface that extend…

net

A ______________ is a two-dimensional diagram that you can fo…

point

A ______________ indicates location and has no size.

segment

ray

plane

line

Part of a line consisting of two points and all the points be…

The part of a line that starts at an end point and extends fo…

Flat surface that has no thickness and extends forever.

Straight path that has no thickness and extends forever.

segment

Part of a line consisting of two points and all the points be…

ray

The part of a line that starts at an end point and extends fo…

Triangle

Equilateral Triangle

Scalene Triangle

Isosceles Triangle

A Polygon with 3 sides. The point of intersection of 2 sides…

A Triangle with 3 congruent sides.

A Triangle with 3 sides that have different lengths.

A Triangle with at least 2 congruent sides.

Triangle

A Polygon with 3 sides. The point of intersection of 2 sides…

Equilateral Triangle

A Triangle with 3 congruent sides.

point

line

plane

segment (line segment)

names a location and has no size. (Represented by a dot)

a straight path that has no thickness and extends forever

is a flat surface that has no thickness and extends forever

is the part of a line consisting of two points and all points…

point

names a location and has no size. (Represented by a dot)

line

a straight path that has no thickness and extends forever

Line

Parallel Lines

Perpendicular Lines

Line Segment

A straight set of points that extend forever in opposite dire…

Lines that are always the same distance apart. Parallel lines…

Lines that meet or cross each other to form right angles (90…

A part of a line between TWO endpoints.

Line

A straight set of points that extend forever in opposite dire…

Parallel Lines

Lines that are always the same distance apart. Parallel lines…

parallelogram

rhombus

rectangle

square

a quadrilateral with both pair of opposite sides parallel

a parallelogram with four congruent sides

a parallelogram with four right angles

a parallelogram with four congruent sides and four right angles

parallelogram

a quadrilateral with both pair of opposite sides parallel

rhombus

a parallelogram with four congruent sides

side of a polygon

vertex of a polygon

diagonal

regular polygon

segment that forms a polygon

common endpoint of two sides

segment that connects any two non consecutive vertices

equilateral and equiangular polygon

side of a polygon

segment that forms a polygon

vertex of a polygon

common endpoint of two sides

point

line

collinear

noncollinear

a location on a space having neither shape or size, can be re…

made of infinitely many points, no width/length exactly one l…

points that lie on the same line (ex. AFB)

points that aren't on the same line (ex. DBE)

point

a location on a space having neither shape or size, can be re…

line

made of infinitely many points, no width/length exactly one l…

alternate interior angles

area

base

complementary angles

angles that are located on alternate sides of the transversal…

the number of non-overlapping square units needed to cover a…

any side of a triangle to which a height is drawn

two angles whose sum is 90 degrees

alternate interior angles

angles that are located on alternate sides of the transversal…

area

the number of non-overlapping square units needed to cover a…

line

point

arc

midpoint

a straight one dimensional figure having no thickness and ext…

A zero dimensional object. ... Has no part.

any portion of the circumference of a circle.

The point on a line segment dividing it into 2 congruent parts.

line

a straight one dimensional figure having no thickness and ext…

point

A zero dimensional object. ... Has no part.

geometry

point

plane

collinear points

A major branch of mathematics that deals with shapes, sizes,…

Has no size, length, width, or height. It is represented by a…

Set of points that has infinite length and width but no heigh…

Points that lie on the same line

geometry

A major branch of mathematics that deals with shapes, sizes,…

point

Has no size, length, width, or height. It is represented by a…

geometry

point

plane

collinear points

A major branch of mathematics that deals with shapes, sizes,…

Has no size, length, width, or height. It is represented by a…

Set of points that has infinite length and width but no heigh…

Points that lie on the same line

geometry

A major branch of mathematics that deals with shapes, sizes,…

point

Has no size, length, width, or height. It is represented by a…

Quadrilateral

Trapezoid

Parallelogram

Rectangle

You are a flat shape with four straight sides. I am the most…

you are a four sided figure with one pair of parallel sides.

You are a 4-sided flat shape with straight sides where opposi…

You are a 4-sided flat shape with straight sides where all in…

Quadrilateral

You are a flat shape with four straight sides. I am the most…

Trapezoid

you are a four sided figure with one pair of parallel sides.

concurrent lines

altitude of a triangle

orthocenter

equidistant

3 or more intersecting lines

a line segment from the vertex of an angle to the midpoint of…

point of concurrency for the perpendicular bisectors of a tri…

when a point is the same distance from two or more lines

concurrent lines

3 or more intersecting lines

altitude of a triangle

a line segment from the vertex of an angle to the midpoint of…

Included Angle

Included Side

Legs of a Right Triangle

Hypotenuse

An angle formed by two given sides of a triangle.

A side of a triangle that falls between two given angles.

The sides that form the right angle.

The side opposite the right angle.

Included Angle

An angle formed by two given sides of a triangle.

Included Side

A side of a triangle that falls between two given angles.

altitude

acute triangle

angle bisector

base angles

the apparent height of a celestial object above the horizon,…

a triangle with all three angles acute (less than 90 degrees)

a line or ray that divides an angle into two congruent angels

the side of a triangle from which height is constructed (base…

altitude

the apparent height of a celestial object above the horizon,…

acute triangle

a triangle with all three angles acute (less than 90 degrees)

Altitude of a Triangle

Centroid of a Triangle

Circumcenter of a Triangle

Circumscribed About

the perpendicular segment from a vertex of the triangle to th…

the point of concurrency of the medians

the point of concurrency of the perpendicular bisectors of a…

to use the circumcenter as the center of the circle that cont…

Altitude of a Triangle

the perpendicular segment from a vertex of the triangle to th…

Centroid of a Triangle

the point of concurrency of the medians

Vector

Transversal

Translation

Transformation

A quantity with both distance and direction

A line that cuts across a set of parallel lines

A basic rigid motion that slides a figure around a plane

A function that moves or changes a figure in the plane

Vector

A quantity with both distance and direction

Transversal

A line that cuts across a set of parallel lines

legs

slope angle

law of sines

inverse tangent

the two sides of a right triangle that form the right angle.…

the acute angle a line forms with the x-axis on a coordinate…

used to find measurements in non-right triangles using the si…

the "undo" of the tangent function

legs

the two sides of a right triangle that form the right angle.…

slope angle

the acute angle a line forms with the x-axis on a coordinate…

Acute Triangle

Base of an Isosceles Triangle

Base Angles

Congruent Triangles

A(n) __________ has three acute interior angles.

__________ is the side of an isosceles triangle that is not c…

The __________ are the congruent angles in an isosceles trian…

__________ have all corresponding sides and angles congruent.

Acute Triangle

A(n) __________ has three acute interior angles.

Base of an Isosceles Triangle

__________ is the side of an isosceles triangle that is not c…

Linear Pair

Supplementary angles

Complementary angles

Vertical Angles

A pair of adjacent angles whose noncommon sides are opposite…

Two angles whose sum is 180 degrees

Two angles whose sum is 90 degrees

A pair of opposite congruent angles formed by intersecting li…

Linear Pair

A pair of adjacent angles whose noncommon sides are opposite…

Supplementary angles

Two angles whose sum is 180 degrees

Point

Line

Plane

Segment

Names a location and has no size.

A straight path that has no thickness and extends forever.

Is a flat surface that has no thickness and extends forever.

Is the part of a line consisting of two points and all points…

Point

Names a location and has no size.

Line

A straight path that has no thickness and extends forever.

angle-angle similarity

angle

congruent

corresponding sides

if two angles of one triangle are congruent to two correspond…

in geometric figures, usually formed by two segments with a c…

exactly the same shape and size

sides in two or more figures that are images of each other wi…

angle-angle similarity

if two angles of one triangle are congruent to two correspond…

angle

in geometric figures, usually formed by two segments with a c…

Bases of a Trapezoid

Base Angles of a Trapezoid

Concave Polygon

Consecutive Sides

The parallel sides of a trapezoid.

The angles of a trapezoid formed by a base and a leg.

A polygon with a diagonal that does not lie in the interior o…

The two sides of a polygon that share a vertex.

Bases of a Trapezoid

The parallel sides of a trapezoid.

Base Angles of a Trapezoid

The angles of a trapezoid formed by a base and a leg.

inductive reasoning

conditional statement

hypothesis

conclusion

reasoning based on patterns you observe

if-then statement

"if" part of a conditional statement

"then" part of a conditional statement

inductive reasoning

reasoning based on patterns you observe

conditional statement

if-then statement

Point

Line

Plane

Undefined terms

An undefined term that describes a single location in space a…

An undefined term that describes the shortest distance betwee…

An undefined term that describes a shape given by three nonco…

Fundamental terms used to define other terms and develop the…

Point

An undefined term that describes a single location in space a…

Line

An undefined term that describes the shortest distance betwee…

coplanar

straight angle

adjacent angle

obtuse angle

points that lie on the same plane

an angle formed by two opposite rays that measure 180 degrees

two angles in the same plane with a common vertex and a commo…

an angle that measures greater than 90 degrees and less than…

coplanar

points that lie on the same plane

straight angle

an angle formed by two opposite rays that measure 180 degrees

Point

Line

Plane

Collinear Points

A dot that has no length, width, or depth; therefore, it has…

a one-dimensional object that is not a close figure and exten…

A flat surface that goes on forever in both directions, and w…

three or more points that lie on the same line.

Point

A dot that has no length, width, or depth; therefore, it has…

Line

a one-dimensional object that is not a close figure and exten…

Undefined terms of geometry

Inductive reasoning

Conjecture

Deductive reasoning

point, line, and plane

process of observing data, recognizing patterns, and making a…

a generalization that has to be proven to be considered true

rules for using logical reasoning to prove a conjecture true

Undefined terms of geometry

point, line, and plane

Inductive reasoning

process of observing data, recognizing patterns, and making a…

POINT

RAY

PLANE

ANGLE

A SPECIFIC LOCATION IN SPACE

PART OF A LINE THAT EXTENDS INDEFINITELY IN ONE DIRECTION

A FLAT SURFACE WITH NO BOUNDARIES

FORMED BY 2 RAYS AND A COMMON ENDPOINT

POINT

A SPECIFIC LOCATION IN SPACE

RAY

PART OF A LINE THAT EXTENDS INDEFINITELY IN ONE DIRECTION

Acute triangle

Adjacent Angles

Angle Bisector

Arc

A triangle in which all 3 angles measure less than 90 degrees…

Angles that have a common side and a common vertex (corner po…

a ray that divides an angle into two congruent angles

A unbroken part of a circle.

Acute triangle

A triangle in which all 3 angles measure less than 90 degrees…

Adjacent Angles

Angles that have a common side and a common vertex (corner po…

Complimentary Angles

Pyramid

Congruent

Supplementary Angles

Two angles that add together to equal 90˚

This three dimensional figure has triangular faces that meet…

Angles that are equal to one another

Two angles that add together to equal 180˚

Complimentary Angles

Two angles that add together to equal 90˚

Pyramid

This three dimensional figure has triangular faces that meet…

similar

ratio

proportion

sine

two figures that have the same shape and proportional sides

a comparison of two quantities by division

two equivalent ratios

in a right triangle, the ratio of the length of the opposite…

similar

two figures that have the same shape and proportional sides

ratio

a comparison of two quantities by division

Right Triangle

Acute Triangle

Obtuse Triangle

Scalene Triangle

A triangle with exactly one right angle.

A triangle with all acute angles.

A triangle with exactly one obtuse angle.

A triangle with no congruent sides.

Right Triangle

A triangle with exactly one right angle.

Acute Triangle

A triangle with all acute angles.

Biconditional

Compound statement

conclusion

conjecture

the combination of a conditional statement and its converse.…

combines two or more statements

the part of an if-then statement (conditional) that follows t…

a conclusion reached by using inductive reasoning

Biconditional

the combination of a conditional statement and its converse.…

Compound statement

combines two or more statements

Angle

Vertex of an angle

Measure of an angle

Degrees

is formed by two rays that share a common endpoint provided t…

is a the common endpoint of the two rays of an angle.

is the smallest amount of rotation about the vertex between t…

is the unit of measurement for angles.

Angle

is formed by two rays that share a common endpoint provided t…

Vertex of an angle

is a the common endpoint of the two rays of an angle.

isosceles triangle

equilateral triangle

congruent

translation

A triangle that has 2 equal sides.

A triangle with three congruent sides

in agreement... Having the same size and shape

A transformation that "slides" each point of a figure the sam…

isosceles triangle

A triangle that has 2 equal sides.

equilateral triangle

A triangle with three congruent sides