Question

sides of a triangle are in ratio 12:17:25and its perimeter is
540cm. find its area​

Answer 1

Step-by-step explanation:

let the sides be 12x, 17x and 25x .

perimeter = sum of three sides

or, 540 = 12x+17x+25x

or, 540 =54x

or, X= 10

the three sides are 12x10= 120cm,17x10=170cm and 25x10 =250cm

Area of triangle is given in that picture.

Hope it helps...