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= 22/7.35.35+5500
= 22.175+5500
= 3850+5500=9350 cm^2
5500 = 2.22/7.35.t
5500 = 220.t
t = 5500/220
t = 25 cm
luas tabung tanpa tutup = luas sel tab + luas alas tab
= 2πrt + πr²
= πr(2t+r)
= 22/7.35(2.25+35)
= 110(50+35)
= 110.85
= 9350 cm²