Slant height ℓ 5units
Volume V 37.7units³
Lateral surface LSA 47.12units²
Surface area SA 75.4units²
Step-by-step substitution
- slant ℓ = √(r² + h²) = √(9 + 16) = 5
- V = ⅓πr²h = ⅓ · π · 3² · 4 = 12π ≈ 37.7
- LSA = πrℓ = π · 3 · 5 = 15π ≈ 47.12
- SA = πr(r + ℓ) = π · 3(3 + 5) = 24π ≈ 75.4
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