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2014-06-11T15:42:13+07:00
V kubus = r³
r = ∛789
r = 9,24 cm

La = r²
La = 9,24² =85,3776 cm²


Maaf kalau ada kesalahan
1 5 1
2014-06-11T16:17:19+07:00
V kubus = s . s . s
789 = s³
s =  \sqrt[3]{789}
s = 9,24 cm

L alas kubus = s . s
= 9,24 . 9,24
= 85,3776 cm²