Find a value of [math]\theta[/math] for which [math]\sin\theta = \cos 15^\circ[/math] is true.
[list=1] [*]Determine which identity to use. [*]Find the complement of [math]15^\circ[/math]. [*]Substitute the complement of [math]15^\circ[/math] into the identity. [*]Write the value of [math]\theta[/math]. [/list]