Question

if the ratio of sides of triangle is 2:3:4 then area of triangle will be for perimeter 81 cm​

Answer 1

Step-by-step explanation:

the side of tringle is 2:3:4

let, 2x,3x ,4x

the perimeter of side of triangle=81cm

or, 2x+3x+4x=81cm

or,9x=81cm

or,x=81cm/9

or,x=9cm

now,

the side of triangle

2x=2×9cm=18cm

3x=3×9cm=27cm

4x=4×9cm=36cm