Question

The number of lines of symmetry in a 30° – 60° – 90° set square is ______.

Options

• 0

• 1

• 2

• 3

Answer 1

The number of lines of symmetry in a 30° – 60° – 90° set square is 0.

Explanation:

The set-square of measurement 30° – 60° – 90° is in the shape of a scalene right-angled triangle which has no line of symmetry.