Jawabanmu

Jawaban paling cerdas!
2014-06-10T18:26:55+07:00
L = d1.d2.1/2
288 = 18.d2.1/2
288 = d2.9
d2 = 288/9
d2 = 32 cm
2 3 2
2014-06-10T18:27:58+07:00
L=1/2*d1*d2
288=1/2*18*d2
288=9*d2
288:9=d2
32=d2
jadi panjang diagonal yang lain adl 32 cm