tyler at piwebsolutions.ca
Thu Apr 14 08:15:56 PDT 2011
I think what you want is:
use Math::Trig qw( acos );
$angle_a = acos( ($C ** 2 + $B ** 2 - $A ** 2 ) / 2 * $C * $B ) ;
Or is that what you already tried?
On Thu, 2011-04-14 at 07:50 -0700, Robert Pike wrote:
> Anyone have the formula (in Perl) to determine any 1 angle of a triangle when given all 3 sides? Appreciate it if you could pass my way as what I've been trying doesn't seem to be working. Thanks.
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