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anonymous
 one year ago
Question 1 (Multiple Choice Worth 4 points)
A cylindrical rain barrel has a radius of 2 feet and holds a total of 30 cubic feet of water. How tall is the rain barrel? Use 3.14 for pi. Round your answer to the nearest hundredth.
1.58 ft
2.39 ft
3.57 ft
4.78 ft
Question 2 (Multiple Choice Worth 4 points)
A paper popcorn cone measures 4 inches in diameter and 9 inches high. What is the volume of popcorn that can be contained within this cone? Use 3.14 for pi. Round your answer to the nearest hundredth.
37.68 in3
39.45 in3
40.23 in3
41.90 in3
anonymous
 one year ago
Question 1 (Multiple Choice Worth 4 points) A cylindrical rain barrel has a radius of 2 feet and holds a total of 30 cubic feet of water. How tall is the rain barrel? Use 3.14 for pi. Round your answer to the nearest hundredth. 1.58 ft 2.39 ft 3.57 ft 4.78 ft Question 2 (Multiple Choice Worth 4 points) A paper popcorn cone measures 4 inches in diameter and 9 inches high. What is the volume of popcorn that can be contained within this cone? Use 3.14 for pi. Round your answer to the nearest hundredth. 37.68 in3 39.45 in3 40.23 in3 41.90 in3

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anonymous
 one year ago
Best ResponseYou've already chosen the best response.0@ali2x2 @pooja195 @Peaches15 @phi

Michele_Laino
 one year ago
Best ResponseYou've already chosen the best response.0the volume V of a cylinder, whose radius is r and whose height is h, is given by the subsequent formula: \[\Large V = \pi {r^2}h \cong 3.14{r^2}h\]

Michele_Laino
 one year ago
Best ResponseYou've already chosen the best response.0so the measure of the height h, is: \[\Large h = \frac{V}{{3.14{r^2}}} = \frac{{30}}{{3.14 \times {2^2}}} = ...?\]
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