Question

1. Calcula Sen 61 :

Answer 1

Respuesta:

. 31/50 √2

Explicación paso a paso:

Sen61

= Sen (45 + 16)

=Sen45 . Cos16 + Sen16 . Cos45

= √2/2. 24/25 + 7/25. √2/2

=24√2/50 + 7√2/50

=31√2/50.