What is the values of sin `15^(@)sin75^(@)`?

What is the value of sin 15^(@) ?

What is the value of sin 15^@. sin 75^@ ?

The value of 2 sin 15^(@).cos75^(@)

What is the value of sin^(2) 15^(@) + sin^(2) 20^(@) + sin^(2)25^(@) + ……… + sin^(2) 75^(@) ?

Write the value of 2sin 75^(@) sin15^(@)

Find the value of sin 75^(@) sin 15 ^(@).

Find the values of sin75^(@) .

Find the values of sin75^(@) .

What is the value of |{:(cos 15^(@),sin 15^(@)),(cos 45^(@),sin 45^(@)):}|xx|{:(cos 45^(@),cos 15^(@)),(sin 45^(@),sin 15^(@)):}| ?

Find the value of : sin75^(@)