Respostas

2013-09-18T21:18:28-03:00
 x + 3x/2 = 27
2x + 3x/2 = 5x/2 = 27
5x = 27.2 = 54
x = 54/5 = 10,8 = largura
3x/2 = 32,4/2 = 16,1 = comprimento
2 3 2