sin18^(@)+cos18^(@)

Evaluate the following: sin78^(@)cos18^(@)-cos78^(@)sin18^(0)

Evaluate : ((cos65^(@)sin18^(@)cos58^(@)))/((cos72^(@)sin25^(@)sin32^(@)))

Evaluate the following : (sin72^(@)+cos18^(@))(sin72^(@)-cos18^(@))

The value of (cos24^(0))/(2tan33^(0)sin^(2)(57^(0)))+(sin162^(0))/(sin18^(0)-cos18^(0)tan9^(0))+cos162^(0) is equal to

Prove that sin 12^(@) sin18^(@)sin42^(@) sin48^(@) sin 72^(@) sin78^(@)=(cos18^(@))/(32) .

Prove that sin 12^(@) sin18^(@)sin42^(@) sin48^(@) sin 72^(@) sin78^(@)=(cos18^(@))/(32) .

Prove that sin 12^(@) sin18^(@)sin42^(@) sin48^(@) sin 72^(@) sin78^(@)=(cos18^(@))/(32) .

sin18^(@)-cos72^(@) is equal of :

the value of sin78^(@)-sin18^(@)+cos132^(@) is