Make sure you do it right and double check. make sure you add up all 3 cylinders in the picture.
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r = 2 in
h = 6 in
SA of cylinder =2πr×r +2πrh
(use π=3•14 for π)
= 2×3•14×2×2 + 2×3•14×2×6
= 2×314×2×2 + 2×314×2×6
100 100
=2512 + 7536
100 100
=2512 + 7536
100
=10048
100
=100•48 square inches
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