Question

Two sides of a triangular field are 85 m and 154 m and its perimeter is 324 m. Find the area of the field.

Answer 1

Perimeter = 324 m

⇒ Semi-perimeter (s) = 162 m

85 + 154 + third side = 324 m

⇒ third side = 324 m – 239 m 

= 85 m

Area of triangular field