Respuesta :

87 ° to radians in terms of pi  =
  =>  87 ×  [tex] \frac{ \pi }{180} [/tex]
  =>  [tex] \frac{29 \pi }{60} [/tex]

The principle behind this conversion is that we know that π radians is equal to 180 thus we are simply 'rationalizing' to include π in the answer.