# Study sets matching "geometry lines"

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transversal

alternate angles

corresponding

Corresponding Angle Postulate

a line that crosses over two parallel lines

two angles that are on opposite sides of the transversal (inte…

refer to the position in the group of four angles

corresponding angles are congruent

transversal

a line that crosses over two parallel lines

alternate angles

two angles that are on opposite sides of the transversal (inte…

Point

Line

Line Segment

Ray

An exact location that is represented by a dot

A set of points that extend in opposite directions without end…

A part of a line between two points

A part of a line with one endpoint and extends in one directio…

Point

An exact location that is represented by a dot

Line

A set of points that extend in opposite directions without end…

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Point

Line

Plane

Collinear Points

an exact location in space

a straight path that extends without end in opposite directions

A two-dimensional flat surface that extends in all directions

points that lie on the same line

Point

an exact location in space

Line

a straight path that extends without end in opposite directions

point

ray

plane

line segment

An undefined term that represents a location in space.

a part of a line that goes forever in one direction.

A flat 2D surface that stretches into infinity

A part of a line which is two endpoints on a line, and all thr…

point

An undefined term that represents a location in space.

ray

a part of a line that goes forever in one direction.

Alternate Interior Angles

Alternate Exterior Angles

Corresponding Angles

Same Side Interior Angles

Nonadjacent interior angles that lie on opposite sides of a tr…

Nonadjacent exterior angles that lie on opposite sides of the…

Angles that lie on the same side of the traversal and in corre…

Interior angles that lie on the same side of the transversal.

Alternate Interior Angles

Nonadjacent interior angles that lie on opposite sides of a tr…

Alternate Exterior Angles

Nonadjacent exterior angles that lie on opposite sides of the…

Parallel Lines

Vertical angles

Supplementary angles

Transversal

Lines that never intersect.

angles formed when two lines intersect that across from one an…

angles whose sum is 180 degrees

a line that intersects 2 or more parallel lines

Parallel Lines

Lines that never intersect.

Vertical angles

angles formed when two lines intersect that across from one an…

point

ray

plane

line segment

An undefined term that represents a location in space.

a part of a line that goes forever in one direction.

A flat 2D surface that stretches into infinity

A part of a line which is two endpoints on a line, and all poi…

point

An undefined term that represents a location in space.

ray

a part of a line that goes forever in one direction.

Line of Symmetry

Line

Line Segment

Ray

A line that divides a figure into two congruent parts.

Figure that is straight and continues forever in both directio…

Figure with a fixed length. It has two endpoints.

Figure that begins at a point and goes on forever, but in only…

Line of Symmetry

A line that divides a figure into two congruent parts.

Line

Figure that is straight and continues forever in both directio…

intersecting lines

perpendicular lines

parallel lines

horizontal line

lines that cross each other

lines that intersect at right angles to each other

lines that will never cross each other no matter how far they…

a line that is parallel with the horizon

intersecting lines

lines that cross each other

perpendicular lines

lines that intersect at right angles to each other

Point

Line

Line Segment

Ray

An exact location that is represented by a dot

A set of points that extend in opposite directions without end…

A part of a line between two points

A part of a line with one endpoint and extends in one directio…

Point

An exact location that is represented by a dot

Line

A set of points that extend in opposite directions without end…

point

line

line segment

ray

a location located at the intersection of an x and y value on…

a series of points that extend in opposite directions without…

this is part of a line with two endpoints; the two endpoints a…

part of a line with one endpoint and all the points of the lin…

point

a location located at the intersection of an x and y value on…

line

a series of points that extend in opposite directions without…

alternate interior angles

same side interior angles

corresponding angles

alternate exterior angles

interior angles that are on opposite sides of the transversal

interior angles that are on the same side of the transversal

are on the same side of the transversal in corresponding posit…

nonadjacent exterior angles that are on the opposite sides of…

alternate interior angles

interior angles that are on opposite sides of the transversal

same side interior angles

interior angles that are on the same side of the transversal

line

line segment

point

ray

A straight path that goes on forever in both directions. We pu…

Part of a line. It has two ends, which are called endpoints.

represents a specific location on a plane

part of a line that starts at a point and is endless in the ot…

line

A straight path that goes on forever in both directions. We pu…

line segment

Part of a line. It has two ends, which are called endpoints.

Point

Line

Plane

Collinear Points

an exact location in space

a straight path that extends without end in opposite directions

A two-dimensional flat surface that extends in all directions

points that lie on the same line

Point

an exact location in space

Line

a straight path that extends without end in opposite directions

Concurrent Lines

Point of Concurrency

Median

Altitude

Three or more lines that intersect at a common point.

the point of intersection of concurrent lines

A segment from a vertex to the midpoint of the opposite side.

A segment from a vertex perpendicular to the opposite side

Concurrent Lines

Three or more lines that intersect at a common point.

Point of Concurrency

the point of intersection of concurrent lines

line

line segment

parallel lines

intersecting lines

a set of points that goes without end in both directions

part of a line with two endpoints

never meet or cross and are the same distance apart

cross at one point

line

a set of points that goes without end in both directions

line segment

part of a line with two endpoints

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line

line segment

point

ray

A straight path that goes on forever in both directions. We pu…

Part of a line. It has two ends, which are called endpoints.

represents a specific location on a plane

part of a line that starts at a point and is endless in the ot…

line

A straight path that goes on forever in both directions. We pu…

line segment

Part of a line. It has two ends, which are called endpoints.

line

endpoint

perpendicular lines

ray

a straight path of points that goes in two directions without…

a point at the end of a ray or a line segment

lines that meet or cross each other to form right angles

a line that has one endpoint and goes on forever in only one d…

line

a straight path of points that goes in two directions without…

endpoint

a point at the end of a ray or a line segment

Point

Line

Line Segment

Ray

An exact location that is represented by a dot

A set of points that extend in opposite directions without end…

A part of a line between two points

A part of a line with one endpoint and extends in one directio…

Point

An exact location that is represented by a dot

Line

A set of points that extend in opposite directions without end…