The diameter of each semicircular cross-section is given by the vertical distance between the curves and , which is just .
Given a semicircle with diameter , its area is , so the area of each semicircular section is .
The volume of the solid is obtained by integrating from 0 to 1:
Answer:
Step-by-step explanation:
D
remember that when total value is used a negative number is turned positive so it equals to 282 feet
the answer is D. 613.44
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