# Study sets matching "1 geometry day"

Point

Line

Plane

Line Segment

A location in space that has no length, width, or depth.

Made up of an infinite number of points. Has infinite length,…

A flat surface that has infinite length and width, but no dept…

A part of a line between two points.

Point

A location in space that has no length, width, or depth.

Line

Made up of an infinite number of points. Has infinite length,…

line

point

ray

angle

a collection of points that form a straight path that goes on…

an exact location.

A part of a line, with one endpoint, that continues without en…

a figure formed by two rays with a common endpoint called the…

line

a collection of points that form a straight path that goes on…

point

an exact location.

Point

Line

Plane

Collinear

It is a location in space. (like the tip of a pencil or GPS lo…

A straight, continuous arrangement of infinitely many points.…

Has length and width but no thickness. Contains at least three…

Points that lie on the same line.

Point

It is a location in space. (like the tip of a pencil or GPS lo…

Line

A straight, continuous arrangement of infinitely many points.…

Point

Line

Plane

Space

A location.

An infinite set of points that extends in two directions.

An infinite set of points that creates a flat surface that ext…

The set of all points.

Point

A location.

Line

An infinite set of points that extends in two directions.

set

element

compliment of a set

disjoint sets

A collection or group of objects.

An object that belongs to a set. Sometimes the word "member" i…

The elements in the universe that are not in the set.

Sets that have no common elements

set

A collection or group of objects.

element

An object that belongs to a set. Sometimes the word "member" i…

Inductive Reasoning

Conjecture

Counterexample

Nets

A method to predict an outcome, look for patterns and make pre…

Prediction

For statement to be true, it must be true in all cases. A stat…

An unfolded geometric solid, nets can look different as long a…

Inductive Reasoning

A method to predict an outcome, look for patterns and make pre…

Conjecture

Prediction

Altitude

Angle Bisector

Concurrent

Line

An altitude of a triangle is a line segment connecting a verte…

An angle bisector is a ray that cuts the angle exactly in half…

When three or more lines meet at a single point, they are said…

A line has only one dimension: length. It continues forever in…

Altitude

An altitude of a triangle is a line segment connecting a verte…

Angle Bisector

An angle bisector is a ray that cuts the angle exactly in half…

Point

Line

Plane

Collinear

has no size, only location, zero dimensional named with capita…

A straight arrangement of infinitely many points. Has no thick…

A flat surface that extends infinitely. It has no length, widt…

points lying on the same line

Point

has no size, only location, zero dimensional named with capita…

Line

A straight arrangement of infinitely many points. Has no thick…

Point

Line

Ray

Line segment

Has no size... Example: Point P

Is an infinite number of points... Example: Line m or line AB

Starts with a point called an endpoint

Is part of a line with two endpoints

Point

Has no size... Example: Point P

Line

Is an infinite number of points... Example: Line m or line AB

right angle

obtuse angle

straight angle

complementary angles

An angle that measures exactly 90 degrees.

An angle that is >90 degrees and <180 degrees.

An angle that measures exactly 180 degrees.

Angles whose measure adds up to 90 degrees.

right angle

An angle that measures exactly 90 degrees.

obtuse angle

An angle that is >90 degrees and <180 degrees.

polygon

side

vertex

n-gon

a closed plane figure created by three or more line segments j…

a segment that intersects two other sides

the point where two sides intersect

a polygon where n is the number of sides

polygon

a closed plane figure created by three or more line segments j…

side

a segment that intersects two other sides

Circle

Arc

Minor Arc

major arc

the set of all points on a plane at a set distance from a give…

two points on a circle and continuous (unbroken) part of the c…

an arc whose length is less than half of the circle [named wit…

an arc of a circle whose length is more than half of the circl…

Circle

the set of all points on a plane at a set distance from a give…

Arc

two points on a circle and continuous (unbroken) part of the c…

Define Congruent Figures

Define Corresponding Parts

Congruent Triangle Theorem

Define the reflexive property of congru…

Congruent figures have the same size... and shape. When figures a…

Corresponding parts in a figure mean that the parts (angles or…

If two angles of one triangle are congruent to two angles of a…

The reflexive property of congruence is used to prove congruen…

Define Congruent Figures

Congruent figures have the same size... and shape. When figures a…

Define Corresponding Parts

Corresponding parts in a figure mean that the parts (angles or…

Point

Line

Plane

Segment

An undefined term though of as a location with no size or dime…

An undefined term thought of as a straight, continuous arrange…

A flat surface that extends forever. It has infinite length an…

Two points and all the points between them that are collinear…

Point

An undefined term though of as a location with no size or dime…

Line

An undefined term thought of as a straight, continuous arrange…

The undefined terms in geometry are:

What is a plane?

If two letters are next to each other,…

Collinear points:

point, line, and plane

A flat surface that goes on forever

DISTANCE.

points on the same line

The undefined terms in geometry are:

point, line, and plane

What is a plane?

A flat surface that goes on forever

Base

Height

Rectangle

Parallellogram

any side of a rectangle or other parallelogram

The length of the side that is perpendicular to the base

a parallelgram with four right angles

A= Base × Height

Base

any side of a rectangle or other parallelogram

Height

The length of the side that is perpendicular to the base

Polygon

Line Segment

Ray

Congruent

A closed plane figure formed by 3 or more line segments that m…

A line with two end points

A line with one end point and the other end goes on forever.

same or equal

Polygon

A closed plane figure formed by 3 or more line segments that m…

Line Segment

A line with two end points

Complementary angles:

Ex: 30 degrees and 60 degrees are compl…

Ex: The complement of 25 degrees is..

Supplementary angles:

Two angles are complementary if the sum of their measures is 9…

the complement of the other.

65 degrees

Two angles are supplementary if the sum of their measures is 1…

Complementary angles:

Two angles are complementary if the sum of their measures is 9…

Ex: 30 degrees and 60 degrees are compl…

the complement of the other.

Rigid Motion

Pre-image

Image

Reflection

Transformation that preserves lengths of segments and measures…

Prior to Transformation

Post Transformation

"Flip" transformation on line of reflection. Each point of Pre…

Rigid Motion

Transformation that preserves lengths of segments and measures…

Pre-image

Prior to Transformation

right angle

obtuse angle

straight angle

complementary angles

An angle that measures exactly 90 degrees.

An angle that is >90 degrees and <180 degrees.

An angle that measures exactly 180 degrees.

Angles whose measure adds up to 90 degrees.

right angle

An angle that measures exactly 90 degrees.

obtuse angle

An angle that is >90 degrees and <180 degrees.

Circle

Center

Radius(radii)

All radii of a circle

A set of Coplanear points equidistant from a given point

The given point

A segment starting at the center of a circle and ending on the…

Are congruent

Circle

A set of Coplanear points equidistant from a given point

Center

The given point