### Intersecting Lines, 2

2 intersecting lines.

### Intersecting Lines, 2

2 intersecting lines.

### Intersecting Lines, 2

2 intersecting lines.

### Intersecting Lines, 2

2 intersecting lines.

### Intersecting Lines, 2

2 intersecting lines.

### Intersecting Lines, 2

2 intersecting lines.

### Intersecting Lines, 2

2 intersecting lines.

### Intersecting Lines, 2

2 intersecting lines.

### Intersecting Lines, 2

2 intersecting lines.

### Segments, 2 Line

2 line segments, AB and CD. AB is half the length of CD.

### Transversal, 2 Lines Intersected By A

2 lines that are intersected by a third line known as a transversal.

### Lines, 2 Parallel Horizontal

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. The top…

### Segments, 2 Parallel Line

2 parallel horizontal line segments.

### Segments, 2 Parallel Line

2 slanted parallel line segments.

### Segments, 2 Parallel Line

2 slanted parallel line segments.

### Lines, 2 Parallel Slanted

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

### Lines, 2 Parallel Slanted

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

### Lines, 2 Parallel Vertical

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

### Intersecting Lines, 2 Perpendicular

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

### Intersecting Lines, 3

3 lines which intersect at a common point.

### Lines, 3 Parallel Horizontal

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

### Segments, 3 Parallel Line

3 parallel horizontal line segments.

### Lines, 3 Parallel Slanted

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

### Lines, 3 Parallel Slanted

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

### Lines, 3 Parallel Vertical

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

### Segment, 3 Points on a Line

Illustration of line segment AB, which is made up of line segments AC and CB. C is considered the midpoint…

### Intersecting Lines, 4

4 lines which intersect at a common point.

### Intersecting Lines, 4

4 lines which intersect at a common point.

### Lines, 4 Parallel Horizontal

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

### Segments, 4 Parallel Line

4 parallel horizontal line segments.

### Transversal, 4 Parallel Lines Cut By A

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

### Lines, 4 Parallel Slanted

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

### Lines, 4 Parallel Slanted

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

### Lines, 4 Parallel Vertical

4 parallel vertical 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.

### Segments, 5 Parallel Line

5 parallel horizontal line segments.

### Lines, 5 Parallel Slanted

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

### Lines, 5 Parallel Slanted

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

### Lines, 5 Parallel Vertical

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

### Star, 5-Point

Star with 5 points with lines of symmetry.

### Lines, 6 Parallel Horizontal

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

### Segments, 6 Parallel Line

6 parallel horizontal line segments.

### Segments, 6 Parallel Line

6 slanted parallel line segments.

### Segments, 6 Parallel Line

6 slanted parallel line segments.

### Lines, 6 Parallel Slanted

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

### Lines, 6 Parallel Slanted

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

### Lines, 6 Parallel Vertical

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

### Star, 6-Point

Star with 6 points with lines of symmetry.

### Intersecting Lines, 8

8 lines which intersect at a common point.

### Accidental Point

"That point in which a right line drawn from the eye parallel to another given right line cuts the picture…

### Alphabet of Lines

Alphabet of lines are lines needed to cover the lines with labeling symbols within the diagram.

### Construction Of Angle On Straight Line

Illustration used to show how to "draw a straight line through any given point on a given straight line…

### Bisect An Angle

Illustration used to show how to construct a bisector of an angle when the sides intersect within the…

### Bisect An Angle

Illustration used to show how to construct a bisector of an angle when the sides no not intersect within…

### Dihedral Angle With Bisector

Illustration of a dihedral angle bisected by a plane. "Every point in a plane which bisects a dihedral…

### Convex Polyhedral Angle

Illustration of a convex polyhedral angle. "The sum of the face angles of any convex polyhedral angle…

### Dihedral Angle

Illustration of dihedral angle AB (or M-AB-N) formed by planes.

### Dihedral Angle

Illustration of dihedral angle AB formed by planes.

### Perpendiculars To The Sides Of An Angle

Illustration used to show "The two perpendiculars to the sides of an angle from any point in its bisector…