State, whether true or false:

(i) The letter B has one line of symmetry.

(ii) The letter F has no line of symmetry.

(iii) The letter O has only two lines of symmetry.

(iv) The figure

has no line of symmetry.

(v) The letter N has one line of symmetry.

(vi) The figure

has one line of symmetry.

(vii) The letter D has only one line of symmetry.

(viii) A scalene triangle has three lines of symmetry.

If possible, draw the largest number of lines of symmetry in each case :

(i)

(ii)

(iii)

(iv)

(v)

(vi)

Draw lines(s) of symmetry for each of the following letters :

Construct a triangle ABC in which AB = AC = 5 cm and BC =6 cm.

Draw its line(s) of symmetry.