Answer:
339.12 in²
Step-by-step explanation:
V = π r² h
V = 3.14 (3)² (12)
V = 3.14 (9) (12)
V = 28.26 × 12
V = 339.12 in²
339.12 cu in.
Volume = π r^2 h
= π * 3^2 * 12
= 339.12 cu in.
