Jawabanmu

2014-03-14T19:12:41+07:00
Lp = 2 \pi r(r+t)
     = 2 x 22/7 x 7 (7 + 34)= 44(41) = 1804 cm²
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2014-03-14T19:14:50+07:00
Volume :
Rumus tabung : phi(22/7) x r x r x t
= 22/7 x 14 x 14 x 34
= 616 x 34
= 20.944 cm

Luas :
Rumus : phi(22/7) x r x r
= 22/7 x 14 x 14
= 616 cm

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