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angle

vertex of an angle

sides of an angle

congruent angles

A figure formed by two rays that share a common endpoint.

The common endpoint of the two rays that form the angle.

The rays that create the angle.

Two angles that have the same measure.

angle

A figure formed by two rays that share a common endpoint.

vertex of an angle

The common endpoint of the two rays that form the angle.

Degree

Measure of the Angle

Complementary Angles

Supplementary Angles

Degree is a unit of measure that results when a half-circle i…

The measure of an angle is the size of an angle, which is mea…

Two angles whose measures have a sum of 90 degrees are called…

Two angles whose measures have a sum of 180 degrees are calle…

Degree

Degree is a unit of measure that results when a half-circle i…

Measure of the Angle

The measure of an angle is the size of an angle, which is mea…

angle

angle measure

complementary angles

supplementary angles

The point where two lines meet

The measure of the size of an angle in degrees.

Two angles whose sum is 90 degrees

Two angles whose sum is 180 degrees

angle

The point where two lines meet

angle measure

The measure of the size of an angle in degrees.

angle

angle measure

complementary angles

supplementary angles

The point where two lines meet

The measure of the size of an angle in degrees.

Two angles whose sum is 90 degrees

Two angles whose sum is 180 degrees

angle

The point where two lines meet

angle measure

The measure of the size of an angle in degrees.

acute angle

additive

angle

angle ruler

an angle measuring less than 90°

of, relating to, or characterized by addition

the amount of turn between two rays or line segments sharing…

a tool used to measure angles

acute angle

an angle measuring less than 90°

additive

of, relating to, or characterized by addition

angle

using 3 points

using 1 point

using a number

a figure formed by two rays w a common endpoint, called the v…

vertex must be in the middle

using only vertex letter

used as the label or name of the angle

angle

a figure formed by two rays w a common endpoint, called the v…

using 3 points

vertex must be in the middle

Ray

Angle

Vertex

How do you name angles

Part of a line consisting of one endpoint and all of the poin…

A geo metric figure formed by 2 rays with a common endpoint

The common Endpoint where the sides of an angle intersect.

The vertex has to be in the middle. The vertex is a cab

Ray

Part of a line consisting of one endpoint and all of the poin…

Angle

A geo metric figure formed by 2 rays with a common endpoint

angle

protector postulate

acute angle

right angle

a figure formed by two sides that share a common endpoint cal…

given line AB and a point O on line AB, all rays that can be…

an angle that measures greater than 0 and less than 90 degree…

an angle that measures 90 degrees

angle

a figure formed by two sides that share a common endpoint cal…

protector postulate

given line AB and a point O on line AB, all rays that can be…

Acute angle

Angle

Congruent Angles

Measure Of An Angle

A measurement less than 90 degrees

Classified by characteristics such as degree, measure, and po…

Angles that have the same measurement

Degrees

Acute angle

A measurement less than 90 degrees

Angle

Classified by characteristics such as degree, measure, and po…

angle

adjacent

exterior of an angle

linear pair

is the figure that is formed by two rays, called sides, that…

two angles are share a common side, have the same vertex, and…

a point that does not lie on the side of an angle (pink regio…

two angles have a common side, the same vertex, and their oth…

angle

is the figure that is formed by two rays, called sides, that…

adjacent

two angles are share a common side, have the same vertex, and…

Minutes

Seconds

degrees, minutes, seconds

1 degree

Each degree measure of an angle can be broken down into 60 sm…

Each minute can be broken down into 60 smaller units called _…

- Symbols used for each of the units of measurement: ________…

60 minutes (60')

Minutes

Each degree measure of an angle can be broken down into 60 sm…

Seconds

Each minute can be broken down into 60 smaller units called _…

Ray

Angle

Vertex

Acute Angle

Part of a line consisting of one end point and all of the poi…

A geometric figure formed by 2 rays with a common endpoint.

The common endpoint where the sides of an angle intersect.

Less than 90°

Ray

Part of a line consisting of one end point and all of the poi…

Angle

A geometric figure formed by 2 rays with a common endpoint.

Which angle is a right angle?

What are the measures of EBG and EBC?…

Which angle is congruent to CBA?

Complete the statement: If GDF=54, the…

C

EBG=45; EBG is acute. EBC=100; EBC is obtuse

CDA

54

Which angle is a right angle?

C

What are the measures of EBG and EBC?…

EBG=45; EBG is acute. EBC=100; EBC is obtuse

ray

opposite rays

angle

vertex

part of a line. It has only one endpoint.

on a line, they have the same endpoint but go in opposite dir…

formed by 2 non collinear (not on the same line) rays that ha…

the common endpoint of the 2 rays that make an angle.

ray

part of a line. It has only one endpoint.

opposite rays

on a line, they have the same endpoint but go in opposite dir…

Complementary Angles

Supplementary Angles

Congruent Angles

Vertical Angles

Two angles whose measurements add up to 90 degrees

Two angles whose measurements add up to 180 degrees

Two angles who have the same measurements

Opposite angles formed by the intersection of two lines

Complementary Angles

Two angles whose measurements add up to 90 degrees

Supplementary Angles

Two angles whose measurements add up to 180 degrees

Theorem

Vertical Angles

Vertical Angles Theorem 2-1

Adjacent Angles

A statement that can be justified by logical reasoning. It ma…

Two angles whose sides form two pairs of opposite rays. They…

Vertical angles are congruent.

Two coplaner angels with a common side, a common vertex, and…

Theorem

A statement that can be justified by logical reasoning. It ma…

Vertical Angles

Two angles whose sides form two pairs of opposite rays. They…

right angle

acute angle

obtuse angle

protractor

an angle that forms a square corner

an angle that measures greater than 0 degrees and less than 9…

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

a tool for measuring the size of an angle

right angle

an angle that forms a square corner

acute angle

an angle that measures greater than 0 degrees and less than 9…

Angle

Sides of an angle

Vertex of an angle

scalene triangle

Is formed by 2 rays with the same endpoint.

The rays are the sides of the angle.

The endpoint is the vertex of an angle.

a triangle with no congruent sides

Angle

Is formed by 2 rays with the same endpoint.

Sides of an angle

The rays are the sides of the angle.

Angle

Sides of an angle

Vertex of an angle

scalene triangle

Is formed by 2 rays with the same endpoint.

The rays are the sides of the angle.

The endpoint is the vertex of an angle.

a triangle with no congruent sides

Angle

Is formed by 2 rays with the same endpoint.

Sides of an angle

The rays are the sides of the angle.

Complementary Angles

Supplementary Angles

Congruent Angles

Vertical Angles

Two angles whose measures add up to 90 degrees

Two angles whose measures add up to 180 degrees

Two angles who have the same measure

Opposite angles formed by the intersection of two lines

Complementary Angles

Two angles whose measures add up to 90 degrees

Supplementary Angles

Two angles whose measures add up to 180 degrees

complementary angles

supplementary angles

congruent angles

vertical angles

two angles whose measures add up to 90 degrees

two angles whole measures add up to 180 degrees

two angles who have the same measure

opposite angles formed by the intersection of two lines

complementary angles

two angles whose measures add up to 90 degrees

supplementary angles

two angles whole measures add up to 180 degrees

complementary angles

supplementary angles

congruent angles

vertical angles

two angles that add up to 90 degrees.

two angles whose measures up to 180 degrees.

two angles who have the same measure.

opposite angles formed by the intersection of two lines.

complementary angles

two angles that add up to 90 degrees.

supplementary angles

two angles whose measures up to 180 degrees.

Complementary Angles

Supplementary Angles

Congruent Angles

Verticle Angles

Two angles whose measures add up to 90 degrees

Two angles whose measures add up to 180 degrees

Two angles who have the same measure

Opposite angles formed by intersection of two lines

Complementary Angles

Two angles whose measures add up to 90 degrees

Supplementary Angles

Two angles whose measures add up to 180 degrees

Complementary Angles

Supplementary Angle

Congruent Angles

Vertical Angles

two angles whose measures add up to 90 degrees.

two angles whose measures add up to 180 degrees.

two angles who have the same measure.

opposite angles formed by the intersection of two lines.

Complementary Angles

two angles whose measures add up to 90 degrees.

Supplementary Angle

two angles whose measures add up to 180 degrees.

complementary angles

supplementary angles

congruent angles

vertical angles

2 angles whose measures add up to 90 degrees

2 angles whose measures add up to 180 degrees

2 angle who have the same measure

opposite angles formed by the intersection of 2 lines

complementary angles

2 angles whose measures add up to 90 degrees

supplementary angles

2 angles whose measures add up to 180 degrees

Complementary Angles

Supplementary Angles

Congruent Angles

Vertical Angles

two angles whose measures add up to 90 degrees

two angles who measures add up to 180 degrees

two angles who have the same measure

opposite angles formed by the intersection of two lines

Complementary Angles

two angles whose measures add up to 90 degrees

Supplementary Angles

two angles who measures add up to 180 degrees

Angle

Sides of an angle

Vertex of an angle

Acute angle

Is formed by 2 rays with the same endpoint.

The rays are the sides of the angle.

The endpoint is the vertex of an angle.

Less than 90

Angle

Is formed by 2 rays with the same endpoint.

Sides of an angle

The rays are the sides of the angle.

Complementary Angles

Supplementary Angles

Congruent Angles

Vertical Angles

Two angles whose measures add up to 90 degrees

Two angles whose measures add up to 180 degrees

Two angles who have the same measurment

Opposite angles formed by the intersection of two lines

Complementary Angles

Two angles whose measures add up to 90 degrees

Supplementary Angles

Two angles whose measures add up to 180 degrees

Complementary Angles

Supplementary Angles

Congruent Angles

Vertical Angles

Two angles whose measures add up to 90 degrees.

Two angles whose measures add up to 180 degrees.

Two angles who have the same measure.

Opposite angles formed by the intersection of two lines.

Complementary Angles

Two angles whose measures add up to 90 degrees.

Supplementary Angles

Two angles whose measures add up to 180 degrees.

complementary angles

supplementary angles

congruent angles

vertical angles

two angles whose measures add up to 90 degrees.

two angles whose measures up to 180 degrees.

two angles who have the same measure.

opposite angles formed by the intersection of two lines.

complementary angles

two angles whose measures add up to 90 degrees.

supplementary angles

two angles whose measures up to 180 degrees.

Complementary Angles

Supplementary Angles

Congruent Angles

Vertical Angles

Two angles whose measures add up to 90 degrees.

Two angles whose measures add up to 180 degrees.

Two angles that have the same measure.

Opposite angles formed by the intersection of two lines.

Complementary Angles

Two angles whose measures add up to 90 degrees.

Supplementary Angles

Two angles whose measures add up to 180 degrees.

angle

ray

vertex

acute angle

a figure formed by two rays that meet at a vertex

part of a line that has one endpoint and goes on forever in o…

the point where two rays meet to form an angle (corner)

an angle that measures less than 90

angle

a figure formed by two rays that meet at a vertex

ray

part of a line that has one endpoint and goes on forever in o…

Complementary Angles

Supplementary Angles

Congruent Angles

Vertical Angles

Two angles whose measures add up to 90 degrees.

Two angles whose measures add up to 180 degrees.

Two angles who have the same measure.

Opposite angles formed by the intersection of two lines.

Complementary Angles

Two angles whose measures add up to 90 degrees.

Supplementary Angles

Two angles whose measures add up to 180 degrees.