Respuesta :

rimrizriyf20

Answer:

using heron's formula

Step-by-step explanation:

[tex]perimeter = x \\ semiperimetre = \frac{x}{2} \\ [/tex]

Herons formula =

[tex] \sqrt{s(s - a)(s - b)(s - c)} [/tex]

where. s: semi perimeter

a,b,c : sides of the triangle