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24 January, 21:17

What is the approximate volume of a tree trunk if the trunk is 13 feet tall with a circumference of 4.5 feet?

A. 33.09 ft3

B. 21.17 ft3

C. 17.16 ft3

D. 27.14 ft3

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Answers (1)
  1. 24 January, 21:46
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    The circumference of a circle is expressed as:

    C = 2πr

    4.5 = 2 πr

    Thus, r is equal to 0.7 ft.

    The volume of a cylinder is expressed as:

    V = πr²h

    V = π (0.7) ² (13)

    V = 20.0 ft³
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