Jawabanmu

2014-04-24T17:32:33+07:00
Ohh,, cari luas permukaan ya?
Lp = L alas + selimut
Lp = p.l + 2(
 \frac{1}{2} . p.sisi miring +  \frac{1}{2} l. sisi miring
Lp= 32.18 + 2(
 \frac{1}{2} .32.20 +  \frac{1}{2} 18.15
Lp= 576 + 2(320 + 135)
Lp= 576 + 2(455)
Lp= 576 + 910 = 1486