Symmetry

________ occurs almost everywhere in nature

Draw the line of Symmetry

Draw a line of Symmetry

Draw the other Half

Which of the following shapes has no lines of symmetry?

• Equilateral triangle

• Scalene triangle

• Square

• Circle

Answer explanation

The Scalene triangle has no lines of symmetry, unlike the Equilateral triangle, Square, and Circle which have multiple lines of symmetry.

How many lines of symmetry does an isosceles triangle have?

• 1

• 2

• 0

• 3

Answer explanation

An isosceles triangle has 1 line of symmetry. The line of symmetry passes through the vertex angle and bisects the base, creating two equal halves.

How many lines of symmetry does a regular pentagon have?

• 5

• 4

• 3

• 6

Answer explanation

A regular pentagon has 5 lines of symmetry, one for each side. Each line passes through a vertex and the midpoint of the opposite side.

Match the following

• Line Symmetry

• The quality of being made up of exactly similar parts facing each other or around an axis.

• No Symmetry

• 
• Symmetry

• 
• Rotational Symmetry

• 

How many lines of symmetry does a regular hexagon have?

• 6

• 5

• 4

• 3

Answer explanation

A regular hexagon has 6 lines of symmetry, one for each side. Each line passes through opposite vertices, dividing the hexagon into two equal halves.

Draw a simple picture and draw a line of Symmetry in the middle.