Question 929551
given:
{{{tan (delta) =3}}}

{{{sin (delta)> 0}}}

to find:

{{{ cos (delta)}}}, {{{sin (delta)}}},.. etc 

if {{{tan (delta) =3}}} =>{{{delta= 1.249}}} (result in radians)   or  {{{delta= 71.57}}}°

then {{{sin (71.57)=0.9487}}}

and {{{sin (71.57)> 0}}} is true

=>{{{cos (71.57)=0.3162}}}