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The density of the American white Oak tree is 752 kilograms per cubic meter. If the trunk of the tree has a circumference of 4.5 meters and the height of the trunk is 8 meters, what is the approximate
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The density of the American white Oak tree is 752 kilograms per cubic meter. If the trunk of the tree has a circumference of 4.5 meters and the height of the trunk is 8 meters, what is the approximate number of kilograms of the trunk?

User Archsx
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The volume of the tree trunk can be computed from
V = hC²/(4π)
Using the given numbers, the volume is
V = (8 m)(4.5 m)²/(4π) ≈ 12.8916 m³

Then the mass is about
(752 kg/m³)×(12.8916 m³) ≈ 9694 kg
User Thiru Kumaran
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