Trampoline volume can be found using volume of an ellipsoid.
\The volume V of an ellipsoid is given by the formula,
The volume V of trampoline is,
(Multiply each side by 3)
(Cancel common terms)
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(Divide each side by
)
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(Substitute
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(Multiply;
,
)
(Cancel common terms)
(Use calculator)
The length c a trampoline is