Question

cos 28/sin62 =,find​

Answer 1

cos62/sin28

=cos (90-28)/sin 28

=sin28/sin 28

=1

hope it helps you.

Answer 2

$\cos( \alpha ) = \sin(90 - \alpha ) \\ \cos(28) = \sin(90 - 28) = \sin(62)$
hence
$\frac{ \cos(28) }{ \sin(62) } \\ = \frac{ \sin(62) }{ \sin(62) } \\ = 1$