A cylindrical container of height 18 cm is open at one end. If the radius of the
1 answer:
Answer:
Step-by-step explanation:
A = πR² + 2πRh
A = πR(R + 2h)
A = π(10)(10 + 2(18))
A = 460π
A = 1,445.1326...
A = 1445.13 cm²
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