Question 1
The kind of symmetries found in the wallpaper pattern shown below are the identity and
◦ translations only.
◦ translations and glide reflections only.
◦ translations, reflections and rotations only.
◦ translations and vertical reflections only.
◦ none of these
Question 2
Which of the following statements is not true?
◦ There are exactly seven different types of border patterns.
◦ There are seventeen different types of wallpaper patterns.
◦ Every wallpaper pattern must have translation symmetries in at least two different directions.
◦ Every border pattern must have translation symmetry in the direction of the pattern.
◦ All of these statements are true.