You have to add AB and for BC you have to add it then you get your answer
Answer:
Step-by-step explanation:
What is the shape for your problem?
V ( cylinder ) = r² π h
V ( cone ) = 1/3 r² π h
A cone that fits exactly inside the cylinder has the volume:
V ( cone ) = 1/3 V ( cylinder = 1/3 · 81 = 27 ft³
They all cried 210 minutes if u want it in hrs divide