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

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

Perimeter of a triangle

Perimeter of a triangle is-

If two xx the square of the diameter of the circumcircle of a triangle is equal to the sum of the squares of its sides then prove that the triangle is right angled.

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

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

The perimeter of a triangle is equal to the diameter of the escribed circle then the triangles is

The area of an equilateral triangle is numerically equal to its perimeter. Find the length of its side correct to two decimal place.