# Study sets matching "lines geometry angles"

point

line

line segment

ray

in geometry a position in space

straight path of points with no endpoints

part of a line with 2 endpoints

part of a line with 1 endpoint

point

in geometry a position in space

line

straight path of points with no endpoints

Right Angle

Acute Angle

Obtuse Angle

Straight Angle

An angle that is exactly 90 degrees.

An angle that is less than 90 degrees.

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

An angle that measures exactly 180 degrees.

Right Angle

An angle that is exactly 90 degrees.

Acute Angle

An angle that is less than 90 degrees.

Line

Line segment (Interval)

Distance

Ray

A set of points that extends in two opposite directions withou…

A part of a line with two endpoints

Length of a line segment

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

Line

A set of points that extends in two opposite directions withou…

Line segment (Interval)

A part of a line with two endpoints

perpendicular

Parallel lines

Right angle

Acute angle

Two lines that intersect to make a right angle

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

An angle that is 90 degrees (It makes a square in the corner).

an angle that measures less than 90 degress (smaller than a ri…

perpendicular

Two lines that intersect to make a right angle

Parallel lines

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

Right Angle

Acute Angle

Obtuse Angle

Straight Angle

An angle that is exactly 90 degrees.

An angle that is less than 90 degrees.

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

An angle that measures exactly 180 degrees.

Right Angle

An angle that is exactly 90 degrees.

Acute Angle

An angle that is less than 90 degrees.

right angle

obtuse angle

straight angle

complimentary 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.

Vertical Angles

Supplementary Angles

Complementary Angles

Perpendicular Lines

2 angles opposite each other formed when 2 lines intersect

Angles whose measures sum to 180

Angles whose measures sum to 90

Lines that intersect to form a right angle

Vertical Angles

2 angles opposite each other formed when 2 lines intersect

Supplementary Angles

Angles whose measures sum to 180

Perpendicular Lines

Parallel Lines

Skew Lines

Acute Angle

Lines that intersect and form 4 right angles.

lines in the same plane that never intersect

do not intersect and do not lie on the same plane

an angle that measures less than 90 degrees

Perpendicular Lines

Lines that intersect and form 4 right angles.

Parallel Lines

lines in the same plane that never intersect

Acute Angle

Obtuse Angle

Right Angle

Straight Angle

an angle that measures less than 90 degrees

An angle between 90 and 180 degrees... An angle more than 90 degr…

an angle that measures 90 degrees

an angle that measures 180 degrees

Acute Angle

an angle that measures less than 90 degrees

Obtuse Angle

An angle between 90 and 180 degrees... An angle more than 90 degr…

Right Angle

Acute Angle

Obtuse Angle

Straight Angle

An angle that is exactly 90 degrees.

An angle that is less than 90 degrees.

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

An angle that measures exactly 180 degrees.

Right Angle

An angle that is exactly 90 degrees.

Acute Angle

An angle that is less than 90 degrees.

right angle

obtuse angle

straight angle

complimentary 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.

point

line segment

ray

line

an exact location in space

a straight path joining two points

a straight path that extends infinitely from a point called an…

a straight path that extends infinitely in opposite directions

point

an exact location in space

line segment

a straight path joining two points

alternate interior angles (example from…

transversal (example from diagram)

parallel lines (example from diagram)

lines that form angle 2 (example from d…

<2 and <7

line z

lines x and y

lines x and z

alternate interior angles (example from…

<2 and <7

transversal (example from diagram)

line z

Right Angle

Acute Angle

Obtuse Angle

Straight Angle

An angle that is exactly 90 degrees.

An angle that is less than 90 degrees.

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

An angle that measures exactly 180 degrees.

Right Angle

An angle that is exactly 90 degrees.

Acute Angle

An angle that is less than 90 degrees.

Right Angle

Acute Angle

Obtuse Angle

Straight Angle

An angle that is exactly 90 degrees.

An angle that is less than 90 degrees.

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

An angle that measures exactly 180 degrees.

Right Angle

An angle that is exactly 90 degrees.

Acute Angle

An angle that is less than 90 degrees.

Parallel Lines

Perpendicular Lines

Intersecting Lines

Point

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

Lines that intersect to form right angles

Lines that cross at a point.

An exact location on a line.

Parallel Lines

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

Perpendicular Lines

Lines that intersect to form right angles

Parallel lines

Supplementary angles

Diagonal Lines

Coplanar Lines

Coplanar lines that will never intersect

Two angles whose sum is 180 degrees

A segment that connects two non-consecutive vertices

Anything that lies on the same plane

Parallel lines

Coplanar lines that will never intersect

Supplementary angles

Two angles whose sum is 180 degrees

Right Angle

Acute Angle

Obtuse Angle

Straight Angle

An angle that is exactly 90 degrees.

An angle that is less than 90 degrees.

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

An angle that measures exactly 180 degrees.

Right Angle

An angle that is exactly 90 degrees.

Acute Angle

An angle that is less than 90 degrees.

point

line

line segment

ray

An exact location in space. It is usually labeled with a capit…

A straight path that goes on infinitely in both directions.

A straight path between 2 points, called the endpoints. It is…

A straight path that goes on infinitely in one direction. It h…

point

An exact location in space. It is usually labeled with a capit…

line

A straight path that goes on infinitely in both directions.

Colinear points

Adjacent angles

Congruent angles or sides

Supplementary angles

Points that lie on the same line

Two angles that share a common side and have the same vertex

Angles or line segments that have the same measure

Angles whose measure adds up to 180 degrees.

Colinear points

Points that lie on the same line

Adjacent angles

Two angles that share a common side and have the same vertex

Point

Line

Line Segment

Ray

Shows an exact location in space and is named by a letter.

A straight path that goes on forever in both directions with n…

A part of a line that has 2 end points.

A part of a line that has 1 end point and extends in one direc…

Point

Shows an exact location in space and is named by a letter.

Line

A straight path that goes on forever in both directions with n…

line

line segment

ray

point

a line that goes on forever in both directions

part of a line with two endpoints

a line that has one endpoints and goes on forever in the other…

a location of a spot on a flat plane

line

a line that goes on forever in both directions

line segment

part of a line with two endpoints

parallel lines

intersecting lines

right angle

supplementary angles

lines that never intersect

lines that cross at one point

90 degree angle

Two angles whose sum is 180 degrees

parallel lines

lines that never intersect

intersecting lines

lines that cross at one point