Question

If the incentre and circumcentre of a triangle coincide,the triangle is

• A. An isosceles
• B. A right angle
• C. An equilateral
• D. None

Answer 1

The correct option is C An equilateral

If the incentre and circumcentre of a triangle coincide then the triangle is an equilateral triangle because In an equilateral triangle incentre and circumcentre lie at the same point.

So, $\text{C}$ is the correct option.