A cylinder has a radius of 5 feet and a height of 8 feet. Which of the following can be used to calculate the volume of a cone that fits exactly inside the cylinder ?
1. (3.14)(5^2)(8)
2.1/3 (3.14)(5^2)(8)
3.(3.14)(8^2)(5)
4.1/3(3.14)(8^2)(5)
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