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d=14
r=7
t=20
dit.
volume tabung bagian luar bola
jawab?
volume tabung=π×r²×t
=22/7×7×7×20
=21560/7
=3080 cm³
volume bola=4×π×r²
=4×22/7×7×7
=4312/7
=616 cm³
v.bagian luar tabung=v.tabung-v.bola
=3080-616
=2464 cm³