Mathematics for IGCSE & O level - Symmetry (Section 2 - No. 21)
Which of the following is true for a 2D shape that has both line symmetry and rotational symmetry? (select all that apply)
It reflects onto itself in a line.
It will rotate about a center onto itself in more than one position.
It is always a regular polygon.
It always has an odd number of sides.
Explanation
A shape with line symmetry will reflect onto itself in a line. A shape with rotational symmetry rotates about a center onto itself in more than one position.