What 's' denotes in the Heron's formula area of triangle=√s(s−a)(s−b)(s−c) ?
perimeter
semi perimeter
area of half of the triangle
area of the triangle
In Heron’s formula ‘s’ stands for semi perimeter.
The area of a triangle, with sides a, b, c and semi-perimeter s, is:
By Hero's formula the area of triangle is √s(s−a)(s−b)(s−c)