Lines of Symmetry in Polygons

The video tutorial explains the concept of symmetry in regular polygons, focusing on squares, equilateral triangles, regular pentagons, hexagons, and octagons. It describes how each shape has specific lines of symmetry, such as vertical, horizontal, and diagonal lines. The tutorial provides examples and visual demonstrations to help viewers understand how to identify these lines of symmetry in different regular polygons.

What defines a regular polygon?

• It has no equal sides or angles.

• It has only equal angles.

• It has only equal sides.

• It has equal sides and angles.

How many lines of symmetry does a square have?

• Three

• Two

• Four

• Five

Which of the following is true about an equilateral triangle?

• It has two lines of symmetry.

• It has one line of symmetry.

• It has three lines of symmetry.

• It has four lines of symmetry.

Which regular polygon has the same number of lines of symmetry as its number of sides?

• Square

• Equilateral Triangle

• Regular Pentagon

• Regular Hexagon

How many diagonal lines of symmetry does a regular pentagon have?

• One

• Two

• Three

• Four

What is the total number of lines of symmetry in a regular pentagon?

• Six

• Five

• Four

• Three

Which line of symmetry is not present in a regular hexagon?

• Vertical

• Horizontal

• Diagonal

• None of the above

How many lines of symmetry does a regular hexagon have?

• Four

• Seven

• Five

• Six

What is the vertical line of symmetry in a regular hexagon?

• It is one of eight lines of symmetry.

• It is one of four lines of symmetry.

• It is one of six lines of symmetry.

• It is the only line of symmetry.

Which polygon has a horizontal line of symmetry?

• Regular Hexagon

• Regular Pentagon

• None of the above

• Equilateral Triangle