2 parallel lines with arrows on both ends to show that they extend indefinitely. The lines are slanting up when read from left to right.

Lines, 2 Parallel Slanted

2 parallel lines with arrows on both ends to show that they extend indefinitely. The lines are slanting…

2 parallel lines with arrows on both ends to show that they extend indefinitely. The lines are slanting down when read from left to right.

Lines, 2 Parallel Slanted

2 parallel lines with arrows on both ends to show that they extend indefinitely. The lines are slanting…

2 parallel horizontal lines with arrows on both ends to show that they extend indefinitely.

Lines, 2 Parallel Horizontal

2 parallel horizontal lines with arrows on both ends to show that they extend indefinitely.

2 parallel horizontal lines with arrows on both ends to show that they extend indefinitely.  The top line is half the length of the bottom line.

Lines, 2 Parallel Horizontal

2 parallel horizontal lines with arrows on both ends to show that they extend indefinitely. The top…

2 parallel vertical lines with arrows on both ends to show that they extend indefinitely.

Lines, 2 Parallel Vertical

2 parallel vertical lines with arrows on both ends to show that they extend indefinitely.

3 parallel lines with arrows on both ends to show that they extend indefinitely. The lines are slanting up when read from left to right.

Lines, 3 Parallel Slanted

3 parallel lines with arrows on both ends to show that they extend indefinitely. The lines are slanting…

3 parallel lines with arrows on both ends to show that they extend indefinitely. The lines are slanting down when read from left to right.

Lines, 3 Parallel Slanted

3 parallel lines with arrows on both ends to show that they extend indefinitely. The lines are slanting…

3 parallel horizontal lines with arrows on both ends to show that they extend indefinitely.

Lines, 3 Parallel Horizontal

3 parallel horizontal lines with arrows on both ends to show that they extend indefinitely.

3 parallel vertical lines with arrows on both ends to show that they extend indefinitely.

Lines, 3 Parallel Vertical

3 parallel vertical lines with arrows on both ends to show that they extend indefinitely.

4 parallel lines with arrows on both ends to show that they extend indefinitely. The lines are slanting up when read from left to right.

Lines, 4 Parallel Slanted

4 parallel lines with arrows on both ends to show that they extend indefinitely. The lines are slanting…

4 parallel lines with arrows on both ends to show that they extend indefinitely. The lines are slanting down when read from left to right.

Lines, 4 Parallel Slanted

4 parallel lines with arrows on both ends to show that they extend indefinitely. The lines are slanting…

4 parallel horizontal lines with arrows on both ends to show that they extend indefinitely.

Lines, 4 Parallel Horizontal

4 parallel horizontal lines with arrows on both ends to show that they extend indefinitely.

4 parallel vertical lines with arrows on both ends to show that they extend indefinitely.

Lines, 4 Parallel Vertical

4 parallel vertical lines with arrows on both ends to show that they extend indefinitely.

5 parallel lines with arrows on both ends to show that they extend indefinitely. The lines are slanting up when read from left to right.

Lines, 5 Parallel Slanted

5 parallel lines with arrows on both ends to show that they extend indefinitely. The lines are slanting…

5 parallel lines with arrows on both ends to show that they extend indefinitely. The lines are slanting down when read from left to right.

Lines, 5 Parallel Slanted

5 parallel lines with arrows on both ends to show that they extend indefinitely. The lines are slanting…

5 parallel horizontal lines with arrows on both ends to show that they extend indefinitely.

Lines, 5 Parallel Horizontal

5 parallel horizontal lines with arrows on both ends to show that they extend indefinitely.

Star with 5 points with lines of symmetry.

Star, 5-Point

Star with 5 points with lines of symmetry.

5 parallel vertical lines with arrows on both ends to show that they extend indefinitely.

Lines, 5 Parallel Vertical

5 parallel vertical lines with arrows on both ends to show that they extend indefinitely.

6 parallel lines with arrows on both ends to show that they extend indefinitely. The lines are slanting up when read from left to right.

Lines, 6 Parallel Slanted

6 parallel lines with arrows on both ends to show that they extend indefinitely. The lines are slanting…

6 parallel lines with arrows on both ends to show that they extend indefinitely. The lines are slanting down when read from left to right.

Lines, 6 Parallel Slanted

6 parallel lines with arrows on both ends to show that they extend indefinitely. The lines are slanting…

6 parallel horizontal lines with arrows on both ends to show that they extend indefinitely.

Lines, 6 Parallel Horizontal

6 parallel horizontal lines with arrows on both ends to show that they extend indefinitely.

Star with 6 points with lines of symmetry.

Star, 6-Point

Star with 6 points with lines of symmetry.

6 parallel vertical lines with arrows on both ends to show that they extend indefinitely.

Lines, 6 Parallel Vertical

6 parallel vertical lines with arrows on both ends to show that they extend indefinitely.

Letter A with a dotted vertical line that is a line of symmetry.

Vertical Line of Symmetry, Letter A With

Letter A with a dotted vertical line that is a line of symmetry.

Letter B with a dotted horizontal line that is a line of symmetry.

Horizontal Line of Symmetry, Letter B With

Letter B with a dotted horizontal line that is a line of symmetry.

A line with arrows on both ends to show that it extends indefinitely. The line is slanting up when read from left to right.

Line, Slanted

A line with arrows on both ends to show that it extends indefinitely. The line is slanting up when read…

A line with arrows on both ends to show that it extends indefinitely. The line is slanting down when read from left to right.

Line, Slanted

A line with arrows on both ends to show that it extends indefinitely. The line is slanting down when…

A horizontal line with arrows at both ends to show that it extends indefinitely.

Line, Horizontal

A horizontal line with arrows at both ends to show that it extends indefinitely.

A vertical line with arrows at both ends to show that it extends indefinitely.

Line, Vertical

A vertical line with arrows at both ends to show that it extends indefinitely.

A curved line with endpoints.

Line, Curved

A curved line with endpoints.

A curved line with endpoints. This illustration resembles a parabola.

Line, Curved

A curved line with endpoints. This illustration resembles a parabola.

A curved line with endpoints.

Line, Curved

A curved line with endpoints.

A curved line with endpoints.

Line, Curved

A curved line with endpoints.

A curved line with endpoints.

Line, Curved

A curved line with endpoints.

A curved line with endpoints.

Line, Curved

A curved line with endpoints.

A curved line with endpoints.

Line, Curved

A curved line with endpoints.

A curved line with endpoints.

Line, Curved

A curved line with endpoints.

A curved s-shaped line.

Line, Curved

A curved s-shaped line.

A curved wavy line.

Line, Curved Wavy

A curved wavy line.

Illustrations of a segment, a ray, and a line that can be used when providing definitions.

Definitions, Segment, Ray, Line

Illustrations of a segment, a ray, and a line that can be used when providing definitions.

2 intersecting lines.

Intersecting Lines, 2

2 intersecting lines.

2 intersecting lines.

Intersecting Lines, 2

2 intersecting lines.

2 intersecting lines.

Intersecting Lines, 2

2 intersecting lines.

2 intersecting lines.

Intersecting Lines, 2

2 intersecting lines.

2 intersecting lines.

Intersecting Lines, 2

2 intersecting lines.

2 intersecting lines.

Intersecting Lines, 2

2 intersecting lines.

2 intersecting lines.

Intersecting Lines, 2

2 intersecting lines.

2 intersecting lines.

Intersecting Lines, 2

2 intersecting lines.

2 intersecting lines.

Intersecting Lines, 2

2 intersecting lines.

4 parallel lines cut by a 5th line known as the transversal.

Transversal, 4 Parallel Lines Cut By A

4 parallel lines cut by a 5th line known as the transversal.

2 intersecting lines, one of which is vertical and one of which is horizontal. The intersection forms a right angle.

Intersecting Lines, 2 Perpendicular

2 intersecting lines, one of which is vertical and one of which is horizontal. The intersection forms…

4 lines which intersect at a common point.

Intersecting Lines, 4

4 lines which intersect at a common point.

8 lines which intersect at a common point.

Intersecting Lines, 8

8 lines which intersect at a common point.

4 lines which intersect at a common point.

Intersecting Lines, 4

4 lines which intersect at a common point.

3 lines which intersect at a common point.

Intersecting Lines, 3

3 lines which intersect at a common point.

Isosceles Triangle with a dotted vertical line that is a line of symmetry.

Vertical Line of Symmetry, Isosceles Triangle With

Isosceles Triangle with a dotted vertical line that is a line of symmetry.

Oval with dotted vertical and horizontal lines that are lines of symmetry.

Lines of Symmetry, Oval With

Oval with dotted vertical and horizontal lines that are lines of symmetry.

Illustration of a horizontal line segment. A line segment is a section of a line with definite endpoints.

Segment, Horizontal Line

Illustration of a horizontal line segment. A line segment is a section of a line with definite endpoints.

Illustration of a horizontal line segment. A line segment is a section of a line with definite endpoints.

Segment, Horizontal Line

Illustration of a horizontal line segment. A line segment is a section of a line with definite endpoints.

Illustration of a horizontal line segment. A line segment is a section of a line with definite endpoints. The endpoints are marked A and B.

Segment, Horizontal Line

Illustration of a horizontal line segment. A line segment is a section of a line with definite endpoints.…