The number of perpendiculars that can be drawn to a line from a point not on it is:

1. 1

2. 2

3. 4

4. infinitely many

The number of perpendicular bisectors that can be drawn of a given line segment is:

1. 0

2. 1

3. 2

4. infinitely many

The number of lines of symmetry in a picture of a compass is:

1. 0

2. 1

3. 2

4. none of these

The number of lines of symmetry in a ruler is:

1. 0

2. 1

3. 2

4. 4