Jawabanmu

Jawaban paling cerdas!
2014-05-22T23:06:54+07:00
V = 1/3 x La x t
245 = 1/3 x La. 15
245= 5 x La
La= 49
sisi alas= √49= 7
diagonal= √(7²+7²)
= √(49+49)
= √98
=7√2
2 5 2