2. When the letters of the word MAMA are written vertically above one another the word has a vertical line of symmetry.
M
Which of these words also has a vertical line of symmetry when
A
written in the same way?
M
A
A ROOT
B BOOM
C BOOT
D LOOT
E TOOT
2. E When the letters in each word are examined in turn, it can be seen that the letters R, B and $L$ do not have a vertical line of symmetry while the letters $M, O$ and $T$ do. Hence the only word whose letters all have a vertical line of symmetry is TOOT.