tolong dibantu ya dengan caranya

Please, let me answer your question :)
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Mapel : Matematika
Tentang : Bangun Ruang
Pertanyaan yg diajukan : 1
Pembahasan :

Diketahui :
- Diameter (d) : 42 cm
- Jari - jari (r) : 42/2 = 21 cm
- Tinggi (t) : 126 cm

Ditanya :
- Volume (V)

Cara :

V = πr²t
V = 22/7 x 21 x 21 x 126
V = 22 x 3 x 21 x 126
V = 66 x 21 x 126
V = 1386 x 126
V = 174.636 cm³

Jawaban : 174.636 cm³

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Hopefully this is the best for you.

MAKE BRAINLY GREAT AGAIN!!!

Heil Manstein!