Which of the following letter is symmetrical?
Letter 'A'
Letter 'F'
Letter 'G'
Letter 'L'
The letter A is symmetric and it has one line of symmetry. But letters 'F', 'G' and 'L' have no lines of symmetry.
Find the rule which gives the number of matchsticks required to make the following matchstick patterns. Use a variable to write the rule.
(a) A pattern of letter T as T
(b) A pattern of letter Z as Z
(c) A pattern of letter U as U
(d) A pattern of letter V as V
(e) A pattern of letter E as E
(f) A pattern of letter S as S
(g) A pattern of letter A as A