The number of lines of symmetry of a rectangle is:

1. 0

2. 1

3. 2

4. 4

A rhombus is symmetrical about

1. each of its two diagonals

2. each of its two lines joining the mid-points of opposite sides

3. each of the perpendicular bisector of its sides

4. none of these.

Which of the following letters does not have any line of symmetry?

1. B

2. T

3. Z

4. Y

Which of the following letters does not have the vertical line of symmetry?

1. A

2. H

3. M

4. E