Based on the figure, select all true equations.

Acos open parentheses 42 close parentheses space equals space b over c

Bcos open parentheses 48 close parentheses space equals space b over c

Csin open parentheses 42 close parentheses space equals space b over c

Dsin open parentheses 48 close parentheses space equals space b over c

Espace tan open parentheses 42 close parentheses space equals space b over a

F. tan open parentheses 48 close parentheses space equals space a over b