# Study sets matching "vocab 1 geometry math"

Study sets

Diagrams

Classes

Users

Triangle

Acute triangle

Isosceles Triangle

Equilateral triangle

A polygon with 3 sides.

A triangle with ALL acute angles.

A triangle with 2 sides of equal length... (2 sides are congruent…

A triangle with all 3 sides of equal length (all sides are con…

Triangle

A polygon with 3 sides.

Acute triangle

A triangle with ALL acute angles.

adjacent angle

acute angle

angle bisector

angle

Two angles that share a common vertex and side, but have no co…

An angle that has a measure greater than 0⁰ and less than 90⁰

A ray that divides an angle into two angles that are congruent

A set of points consisting of two different rays that... have the…

adjacent angle

Two angles that share a common vertex and side, but have no co…

acute angle

An angle that has a measure greater than 0⁰ and less than 90⁰

line of symmetry

obtuse angle

congruent

angle

a line that divides a figure into two halves that are mirror i…

an angle between 90 and 180 degrees

Having the same size and shape

A figure formed by two rays with a shared endpoint

line of symmetry

a line that divides a figure into two halves that are mirror i…

obtuse angle

an angle between 90 and 180 degrees

Point

Line

Line Segment

Ray

A location in space....a dot

A connection or straight path of two or more points that exten…

Part of a line with two end points.

Part of a line with one endpoint and continues forever in one…

Point

A location in space....a dot

Line

A connection or straight path of two or more points that exten…

line

line segment

point

ray

A set of connected points continuing without end in both direc…

part of a line with two endpoints

The exact location in space represented by a dot.

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

line

A set of connected points continuing without end in both direc…

line segment

part of a line with two endpoints

Midpoint

Parallel Lines

Point

Segment Bisector

The point that is equidistant from both endpoints of a line se…

Two lines with the same slope that never touch that are in the…

An exact location/position in a plane

Something that cuts a segment into two equal parts that goes t…

Midpoint

The point that is equidistant from both endpoints of a line se…

Parallel Lines

Two lines with the same slope that never touch that are in the…

adjacent angle

acute angle

angle bisector

angle

Two angles that share a common vertex and side, but have no co…

An angle that has a measure greater than 0⁰ and less than 90⁰

A ray that divides an angle into two angles that are congruent

A set of points consisting of two different rays that... have the…

adjacent angle

Two angles that share a common vertex and side, but have no co…

acute angle

An angle that has a measure greater than 0⁰ and less than 90⁰

line

line segment

ray

parallel lines

a straight, one-dimensional figure that extends infinitely in…

the part of a line between two endpoints

a line with a start point on one end and arrow (showing no end…

lines that are always the same distance apart and never touch…

line

a straight, one-dimensional figure that extends infinitely in…

line segment

the part of a line between two endpoints

Area

Area of Rectangles/Squares

Area of Triangles

Perimeter

The measure, in square units, of the inside of a plane figure.

Length x Width

(Length x Width) divided by 2

The distance around a polygon.

Area

The measure, in square units, of the inside of a plane figure.

Area of Rectangles/Squares

Length x Width

angle

vertex (of an angle)

side (of an angle)

measure of an angle

Two non collinear rays having a common endpoint.

The common endpoint of the two rays of the angle.

One of the two rays that form an angle.

The smallest amount of rotation about the vertex from one ray…

angle

Two non collinear rays having a common endpoint.

vertex (of an angle)

The common endpoint of the two rays of the angle.

Adjacent angle

Acute angle

Angle bisector

Angle

Two angles that share a common vertex and side, but have no co…

An angle that has a measure greater than 0⁰ and less than 90⁰

A ray that divides an angle into two angles that are congruent

A set of points consisting of two different rays that have the…

Adjacent angle

Two angles that share a common vertex and side, but have no co…

Acute angle

An angle that has a measure greater than 0⁰ and less than 90⁰

Right Angle

Obtuse angle

Scalene triangle

Equilateral triangle

An angle that measures 90 degrees.

An angle that measures more than 90 degrees but less than 180…

A triangle with no two sides of equal length

A triangle with three congruent (equal) sides

Right Angle

An angle that measures 90 degrees.

Obtuse angle

An angle that measures more than 90 degrees but less than 180…

acute triangle

right triangle

obtuse triangle

isosceles triangle

a triangle with 3 acute angles

a triangle with 1 right angle

a triangle with 1 obtuse angle

a triangle that has two congruent sides

acute triangle

a triangle with 3 acute angles

right triangle

a triangle with 1 right angle

represented by a dot. Represents object…

a straight path that has no thickness/w…

a flat surface that extends infinitely…

part of a line containing 2 endpoints a…

point

line

plane

line segment

represented by a dot. Represents object…

point

a straight path that has no thickness/w…

line

Polygon

Regular Polygon

Triangle

Quadrilateral

2D shape... Closed... Three or more side

A polygon whose lines are all the same length

A three sided polygon

A four-sided polygon

Polygon

2D shape... Closed... Three or more side

Regular Polygon

A polygon whose lines are all the same length

Right Angle

Obtuse Angle

Acute Angle

Ray

An angle of 90°, as in a corner of a square or at the intersec…

An angle that measures more than 90 degrees but less than 180…

An angle that measures less than ninety degrees but more than…

A line that has a starting point and no end.

Right Angle

An angle of 90°, as in a corner of a square or at the intersec…

Obtuse Angle

An angle that measures more than 90 degrees but less than 180…

point

line

line segment

ray

an exact location in space

straight path of points that continues without end in both dir…

part of a line between two endpoints

part of a line with one endpoint that continues without end in…

point

an exact location in space

line

straight path of points that continues without end in both dir…

parallel lines

skew lines

parallel planes

transversal

Coplanar lines that do not intersect.

Lines that do not intersect and are not coplanar.

Two planes that do not intersect.

A line that intersects two coplanar lines at two distinct poin…

parallel lines

Coplanar lines that do not intersect.

skew lines

Lines that do not intersect and are not coplanar.

Congruent segments

Segment addition postulate

Congruent Angles

Angel Addition Postulate

2 or more segments are congruent if they have the same length

If point B is between points A and C, the AB+BC=AC

2 or more angles that have exactly the same... measure

If point C is in the interior of angel ABD, then the measure o…

Congruent segments

2 or more segments are congruent if they have the same length

Segment addition postulate

If point B is between points A and C, the AB+BC=AC

point

line

plane

collinear

names a location and has no size

a straight path that has no end points and extends forever

a flat surface that has no thickness and extends forever

points that lie on the same line

point

names a location and has no size

line

a straight path that has no end points and extends forever

Polygon

Regular Polygon

Triangle

Quadrilateral

2D shape... Closed... Three or more side

A polygon whose lines are all the same length

A three sided polygon

A four-sided polygon

Polygon

2D shape... Closed... Three or more side

Regular Polygon

A polygon whose lines are all the same length