`sin135=?`

Find the value of (sin 135^(@) - cos 120^(@))/(sin 135^(@) + cos 120^(@))

Find the value of sin(135^(@))cosec(225^(@))tan(150^(@))cot(315^(@))

Prove: (i) sin 45^(@) cos 65^(@) + sin 135^(@) cos 115^(@) = 0

Find the values of: (i) tan (-30^(@)) (ii) sin 120^(@) (iii) sin 135^(@)

Find the values: (ii) sin 135^(@) cos 210^(@) tan 240^(@) cot 300^@ "sec" 330^(@)

Find the values of: (i) tan (-30^(@)) (ii) sin 120^(@) (iii) sin 135^(@) (iv) cos 150^(@) (v) sin 270^(@) (vi) cos 270^(@)

Find the values of : (i) tan (-30^(@)) (ii) sin 120^(@) (iii) sin 135^(@) (iv) cos 150^(@) (v) sin 270^(@) (vi) cos 270^(@)

Find the values of : (i) tan (-30^(@)) (ii) sin 120^(@) (iii) sin 135^(@) (iv) cos 150^(@) (v) sin 270^(@) (vi) cos 270^(@)