Jawabanmu

2014-04-26T17:06:46+07:00
Luas persegi= 10x10= 100, volume limas= 100x12:3= 120:3= 40
2014-04-26T17:37:16+07:00
Kll alas persegi = 4s, jadi berapa dikalikan 4 hasilnya = 40, jadi 10 x 4 =40 
sisi = 10
L alas persegi= s x s
= 10 x 10 = 100
V limas = 1/3 x La x t
= 1/3 x 100 x 12
= 400