Without using tables, prove that `(sin12^0)(sin48^0)(sin54^0)=1/8`

Without using tables,prove that (sin12^(0))(sin48^(@))(sin54^(@))=(1)/(8)

Prove that: sin12^(0)sin48^(0)sin54^(@)=(1)/(8)

sin12^(0)sin48^(@)sin54^(@)=

Prove that: sin12^(@)sin48^(@)sin54^(@)=1/8

sin12^(@)sin48^(@)sin54^(@)=

Find sin12^@ sin48^@ sin54^@

Write the value of s in12^(0)sin48^(0)sin54^(@)

Without using trigonometric tables , prove that : (i) sin50^(@)-cos40^(@)=0 (ii) tan36^(@)-cot54^(@)=0 (iii) sec25^(@)-"cosec "65^(@)=0 (iv) sin^(2)32^(@)+sin^(2)58^(@)=1 (v) "cosec"^(2)39^(@)tan^(2)51^(@)=1 (vi) sec^(2)10^(@)-cot^(2)80^(@)=1