The number of lines of symmetry in a regular polygon is equal to the number of sides. A shape has rotational symmetry when it can be rotated and it still looks the same. The order of rotational ...

The number of lines of symmetry in a regular polygon is equal to the number of sides. A shape has rotational symmetry when it can be rotated and it still looks the same. The order of rotational ...

a. Students’ initial descriptions might be “One side of the line is the same as the other”. b. Or “The points can cross the line of symmetry”. c. Students will gain an awareness of the property of ...