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fredd [130]
3 years ago
10

Please help i will mark brainlist if correct

Mathematics
1 answer:
valentina_108 [34]3 years ago
8 0
16.25pi. 

You can get this by solving the cylinder volume formula for a cylinder with a 1.5 radius and then for the 1 radius of the empty portion. Then find the difference of the two. 
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Option B is correct.

\triangle RST \cong \triangle TUR  

Step-by-step explanation:

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