If the diameter of any excircle of a triangleequal to its perimeter, then the triangle is

If the diameter of an excircle of a triangle is equal to its perimeter then the triangle is

Perimeter of a triangle

The ratio of the product of the sides of an equilateral triangle to its perimeter is equal to the ratio of the product of the sides of another equilateral triangle to its perimeter. Then the triangles are

Perimeter of a triangle is-

If the perimeter of a triangle and the diameter of an ex-circle are equal , then the triangle is

If the perimeter of a triangle and the diameter of an ex-circle are equal , then the triangle is

If the side of an equilateral triangle is 6 cm, then its perimeter is

If the diameter of a circle is d, then its perimeter is