Answers given as equation

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Christian Jaramillo
Christian Jaramillo on 25 Aug 2018
Edited: Walter Roberson on 26 Aug 2018
Hello,
I have the equation;
% Radius = r
r = 10*u.ft;
SurfaceAreaOfASphere = (4*pi*r^2)
Returning an answer of;
400*pi*[ft]^2
But I want an answer without pi. In a sense evaluate the expression, any ideas?

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Accepted Answer

John D'Errico
John D'Errico on 25 Aug 2018
Do you mean this?
vpa(SurfaceAreaOfASphere)
ans =
1256.6370614359172953850573533118*[ft]^2

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