The formula to find the volume of the composite solid is: C. V = πr²h + ⅔πr³.
<h3>How to Find the Volume of a Composite Solid?</h3>
The volume of the composite solid in the image given = Volume of cylinder + volume of hemisphere.
Volume of cylinder = πr²h
Volume of hemisphere = ⅔πr³
Therefore, formula to find the volume is: C. V = πr²h + ⅔πr³.
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Answer is 12 to your question
Answer:
A.
Step-by-step explanation:
Answer:

Step-by-step explanation:
4 = ½[6] + b
3

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I think it’s C. Sorry if I’m incorrect