# Study sets matching "math geometry chapter 8"

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Parallel Lines

Perpendicular Lines

Line Segment

Bisect

Lines that are always the same distance apart. They do not int…

Two lines that intersect to form right angles

A part of a line with two endpoints

To divide into two equal parts

Parallel Lines

Lines that are always the same distance apart. They do not int…

Perpendicular Lines

Two lines that intersect to form right angles

Area

Compose

Cone

Cube

The area of a figure is the number of square units it encloses.

To compose two geometric figures, you join them together to ma…

A cone is a three-dimensional figure with one circular base an…

A cube is a rectangular prism whose faces are all squares.

Area

The area of a figure is the number of square units it encloses.

Compose

To compose two geometric figures, you join them together to ma…

Point

Line

Plane

Collinear

A point is a location with no size or shape.

A line is made up of points with no thickness or width.

A plane is flat surface made up of points and extends indefini…

Points that lie on the same line.

Point

A point is a location with no size or shape.

Line

A line is made up of points with no thickness or width.

ray

point

line

plane

a part of a line that starts at one endpoint and extends forev…

an exact location in a place

no endpoint, extends forever

a flat surface that extends without end in all directions

ray

a part of a line that starts at one endpoint and extends forev…

point

an exact location in a place

Area of a parallelogram

Area's of other figures

Area of a triangle

Area of a circle

Base Times Height

(Base one + Base two) Times Height Divided by 2

Base Times Height Divided by two

3.14 times Radius squared

Area of a parallelogram

Base Times Height

Area's of other figures

(Base one + Base two) Times Height Divided by 2

Congruent

Vertical Angles

Adjacent Angles

Complementary Angles

Angles with the same measure

Formed by 2 intersecting lines, they are congruent

Side by side angles

2 angles whose sum is exactly 90 degrees

Congruent

Angles with the same measure

Vertical Angles

Formed by 2 intersecting lines, they are congruent

parallelogram

characteristics of parallelogram

rhombus

characteristics of rhombus

quad w/ both pairs of opposite sides parallel

opposites sides parallel and congruent, (opposite angles congr…

four congruent sides

opposite sides congruent and parallel, diagonals are perpendic…

parallelogram

quad w/ both pairs of opposite sides parallel

characteristics of parallelogram

opposites sides parallel and congruent, (opposite angles congr…

acute angle

adjacent angles

adjacent sides

congruent

An angle measuring greater than 0 degrees and less than 90 deg…

Two angles are adjacent when they have a common side and a com…

Two of the sides that meet at a vertex of a polygon.

Same size and same shape.

acute angle

An angle measuring greater than 0 degrees and less than 90 deg…

adjacent angles

Two angles are adjacent when they have a common side and a com…

acute triangle

equilateral triangle

isosceles triangle

right triangle

A triangle with all 3 angles being acute, each measuring less…

A triangle with all 3 sides of equal length.

A triangle with 2 sides of equal length.

A triangle with 1 right angle.

acute triangle

A triangle with all 3 angles being acute, each measuring less…

equilateral triangle

A triangle with all 3 sides of equal length.

point

line

plane

ray

a location in space with no length, width, or thickness

a set of points along a straight path with no endpoints

a flat surface that extends endlessly in all directions

part of a line extending endlessly in one direction from one p…

point

a location in space with no length, width, or thickness

line

a set of points along a straight path with no endpoints

point

line

segment

ray

a location in space... has no size... named with a captial letter

series of points that extends in two opposite directions witho…

consists of two endpoints and all the points in the line betwe…

consists of one endpoint and all the points on the line on one…

point

a location in space... has no size... named with a captial letter

line

series of points that extends in two opposite directions witho…

Something that is congruent is...

What are vertical angles

Complementary angles

Supplementary angles

The same size & shape

Opposit each other when2 lines intersect. They have the same m…

2 angles that sum 90 degrees

2 angles that sum 180 degrees

Something that is congruent is...

The same size & shape

What are vertical angles

Opposit each other when2 lines intersect. They have the same m…

perimeter

area

square units

height of a triangle

The sum of the lengths of the sides of a polygon.

A measure of the space covered by a two-dimensional region.

The fundamental region used to tessellate a region in order to…

The length of an altitude of a triangle.

perimeter

The sum of the lengths of the sides of a polygon.

area

A measure of the space covered by a two-dimensional region.

Degree

Protractor

Acute Angle

Right Angle

A unit used to measure distances around a circle. One degree e…

A tool used to measure and draw angles.

an angle that measures less than 90 degrees

an angle that measures exactly 90 degrees

Degree

A unit used to measure distances around a circle. One degree e…

Protractor

A tool used to measure and draw angles.

Perimeter

Circumference (C)

Area (A)

Rectangle for Area

Distance around the Polygon = Sum of Lengths of the sides. Uni…

Distance around a circle. Units are regular. ... C = 3.14 or 22/7…

The amount of Surface of a region. Area is always measured in…

Length (L) x Width (W)

Perimeter

Distance around the Polygon = Sum of Lengths of the sides. Uni…

Circumference (C)

Distance around a circle. Units are regular. ... C = 3.14 or 22/7…

Point

Line

Plane

Line Segment

An exact location; usually represented as a dot

A straight path that extends without end in the opposite direc…

A perfectly flat surface that extends infinitely in all direct…

A part of a line or a ray that extends from one endpoint to an…

Point

An exact location; usually represented as a dot

Line

A straight path that extends without end in the opposite direc…

radius (regular polygon)

polygon

remote interior angles

linear scale factor

a line segment that connects the center of a regular polygon w…

a two-dimensional closed figure of three or more line segments…

when a triangle has an exterior angles, these angles are the t…

the ratio of similarity. the ratio of any pair of correspondin…

radius (regular polygon)

a line segment that connects the center of a regular polygon w…

polygon

a two-dimensional closed figure of three or more line segments…

geometric mean

Pythagorean triple

trigonometry

trigonometric ratio

between two numbers, this is the positive square root of their…

a set of three nonzero whole numbers a, b, and c, such that (a…

This word comes from two Greek terms, trigon, meaning triangle…

a ratio of the lengths of two sides of a right triangle

geometric mean

between two numbers, this is the positive square root of their…

Pythagorean triple

a set of three nonzero whole numbers a, b, and c, such that (a…

Acute Angle

Acute Triangle

Adjacent

Angle

An angle less than 90 degrees

An acute triangle is a triangle with all three angles acute

2 angles that share a common ray

The space, measured in degrees, between two intersecting lines…

Acute Angle

An angle less than 90 degrees

Acute Triangle

An acute triangle is a triangle with all three angles acute

radius (regular polygon)

polygon

remote interior angles

linear scale factor

a line segment that connects the center of a regular polygon w…

a two-dimensional closed figure of three or more line segments…

when a triangle has an exterior angles, these angles are the t…

the ratio of similarity. the ratio of any pair of correspondin…

radius (regular polygon)

a line segment that connects the center of a regular polygon w…

polygon

a two-dimensional closed figure of three or more line segments…

Composite solid

Cone

Net

Similar solids

An object that is made up of more than one type of solid

A three-dimensional figure with one circular base connected by…

A two dimensional-pattern of a three-dimensional figure

Solids that have exactly the same shape, but not necessarily t…

Composite solid

An object that is made up of more than one type of solid

Cone

A three-dimensional figure with one circular base connected by…