Respostas

2014-04-24T11:13:38-03:00
A = base x altura / 2
A = 5 . 2,2 /2
A = 11/2
A = 5,5 cm²
2014-04-24T11:14:21-03:00
A=B*H/2
A= 5*2,2/2
A= 11/2
A= 5,5 cm