Ini apa kak?? no 29&30

Volume tabung= phi×r×r×t
=22/7×20×20×35
=22×20×20×35
=30.800(A)

volume prisma=1/2×a×t×t
=1/2×25×20×20
=1×25×10×20
=5.000 (bangun I)
volume kubus= r×r×r
= 20×20×20
= 8.000 (bangunII)
volume = bangun I + bangun II
= 5.000 + 8.000
= 13.000 (C)

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