Jawabanmu

2014-05-19T19:11:18+07:00
5n+5n+3n+3n= 8.
16n= 8.
n= 8/16=1/2= 0,5.
lebar= 3n= 3 x 0,5 = 1,5
2014-05-19T19:15:00+07:00