Respuesta :

Answer:

17

Step-by-step explanation:

First side+second side+third side=perimeter

14+18+third side=49

32+third side=49

Subtract 32

third side=17

mhanifa

Answer:

17 cm

Step-by-step explanation:

P= a+b+c

Perimeter is sum of sides

49= 14+18+x

x= 49 - 32= 17 cm

The third side is 17 cm