jawab plis besok di kumpulkan !!!
Matematika
ghilman3
Pertanyaan
jawab plis besok di kumpulkan !!!
2 Jawaban
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1. Jawaban Anonyme
jawab
d = 14
r = 1/2(14) = 7
t tabung = t₁ = 12
t kerucut = t₂ = 18-12 = 6 cm
Volume = V Tabung + V kerucut
V = π r² t₁² + 1/3 π r₂² t₂²
V = π r² ( t₁² + 1/3 t₂²)
V = 22/7 (7²) (12² + 1/3. (6²)
V = 154 (144 + 12)
V = 154 (156)
V = 24.024 cm³ -