Identifying lines of symmetry in 2D shapes

Maths

A straight line that passes through the centre of the shape so that one part is different to the other part

A straight line that passes through the centre of the shape so that one side of the line is exactly the same as the other side

Which statement best describes a line of symmetry?

How many lines of symmetry does a square have?

All regular shapes have exactly 2 lines of symmetry

Only regular shapes have lines of symmetry

Some 2d shapes have lines of symmetry and some do not have any

Which of the following statements is correct?

An equilateral triangle has 3 lines of symmetry

An isosceles triangle has 2 lines of symmetry

Irregular shapes can have lines of symmetry

Which of the following statements is incorrect?

A scalene triangle has 0 lines of symmetry

A scalene triangle has 2 lines of symmetry

An equilateral triangle has exactly 2 lines of symmetry

An isosceles triangle has 0 lines of symmetry

Which os the statements about triangles is correct?

What is the name given to a triangle with 3 equal sides?

What is the name given to a triangle which has the following three angles: 80°, 40° and 60° ?

If a  triangle has the angles of 90° and 60°, what is the third angle?

Which of these are NOT interior angles of a triangle?