Question

Two side of triangle are 13cm and 14cm and its semi perimeter is 18cm then third side of triangle is​

Answer 1

Answer:

third side =9

let the third side be x

semi perimeter=a+b+c/2

then semi perimeter=13+14+X/2=18

27+X=18*2

27+x=36

X=36-27

X=9

Answer 2

third side =9

let the third side be x

semi perimeter=a+b+c/2

then semi perimeter=13+14+X/2=18

27+X=18*2

27+x=36

X=36-27

X=9