Jawabanmu

2014-05-17T14:45:35+07:00
L= d1×d2/2
208=32×d2/2
208×2=32d2
416=32d2
416/32=d2
13=d2

Catatan: d2 = diagonal 2
             d1 =diagonal 1
13
Caranya 208cm2 × 2 = 416cm
416cm : 32cmjadi 13cm
2014-05-17T14:46:51+07:00