What is the definition of symmetry in mathematical terms?

Symmetry occurs when a shape or object can be divided into two identical halves by a line, known as the line of symmetry, which creates mirror images.

Fill in the blank: An isosceles triangle has ___ line of symmetry.

One

True or False: A square has four lines of symmetry.

True

How many lines of symmetry does a circle have?

A circle has infinite lines of symmetry.

Fill in the blank: A scalene triangle has ___ lines of symmetry.

No

What is the result when you fold a symmetrical shape along its line of symmetry?

The two halves will match perfectly, covering each other without any parts sticking out.

Riddle: I am a shape with three equal sides and three lines of symmetry. What am I?

An equilateral triangle.

True or False: All objects in nature are symmetrical.

False. Many objects are asymmetrical.

If a rectangle has two lines of symmetry, what are they?

One vertical line and one horizontal line.

Fill in the blank: A shape with no lines of symmetry cannot be folded to create matching halves. An example of such a shape is a ___ triangle.

Scalene

What geometric shape has three lines of symmetry?

An equilateral triangle has three lines of symmetry.

Riddle: I am a letter that has a vertical line of symmetry but no horizontal symmetry. What letter am I?

The letter B.

True or False: The letter O has a line of symmetry.

True

Explain the concept of reflectional symmetry.

Reflectional symmetry occurs when one half of a shape is a mirror image of the other half, typically divided by a line of symmetry.

How many lines of symmetry does a hexagon have?

A regular hexagon has six lines of symmetry.