Respuesta :

Meeee123491

Answer:

sin(A) = opp / hyp

=a/hyp. =9/15

cos(A) = adj/hyp

=b/hyp. =12/15

Tan(A) = sin(A) / cos(A)

= 9/15 / 12/15

=9/12. (you can further simplify it)

same for the B angle,

sin(B) = b/15

=12/15

cos(B) = a/15

=9/15

tan(B) = sin(B) / cos(B)

= 12/15 / 9/15

=12/9