Question

the lengths of the sides of a triangleare consecutive odd numbers. what is the length of the longest side if the perimeter is 45?​

Answer 1

let first side =X

second side =X+2

third side =X+4

then,

X+X+2+X+4=45

3X+6=45

3X=39

X=13

then, longer side =X+4

13+4=17 answer