Lines of Symmetry

A shape has symmetry when:

• All its sides are different lengths

• It can be folded into a smaller shape

• Both parts match when folded in half

• It has more than four sides

What is another name for a line of symmetry?

• Fold line

• Straight Line

• Angle Line

• Mirror Line

How many lines of symmetry does a square have?

• 2

• 4

• 6

• 3

Which of these shapes has only 1 line of symmetry?

• Circle

• Square

• Equilateral triangle

• Isosceles triangle

How many lines of symmetry does an equilateral triangle have?

• 4

• 1

• 3

• 2

Which of these polygons is regular?

• Rectangle

• Irregular pentagon

• Square

• Scalene triangle

A (a)   is a straight line that divides a shape into two equal parts.

A regular hexagon has (a)   lines of symmetry.

A circle has (a)   lines of symmetry.

The shape that looks the same on both sides of a line is called (a)   .