side of a triangle are in ratio 3: 5: 6 and perimeter is 70 find area of a triangle

shiva kesharwani's image
shiva kesharwani
Oct. 6, 2017, 4:15 p.m.

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shiva kesharwani
Feb. 14, 2018, 6:58 p.m.

let us take it 3x:5x:6x

now,  3x+5x+6x=70

        14x=70

        x=70/14

       x=5

therefore the sides are 15 & 25& 30

now s=70/2

       s=35

and now apply the heros formula

 

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