Question

Which of the following has no lines of symmetry ?

• A. A scalene triangle
• B. An isosceles triangle
• C. An equilateral triangle
• D. All of these

Answer 1

The correct option is A A scalene triangle

$\Rightarrow$ An equilateral triangle has three lines of symmetry.

$\Rightarrow$ An Isosceles triangle has one line of symmetry.

$\Rightarrow$ A scalene triangle does not have any line of symmetry.

$\therefore$ Correct answer is option $A$.