Question

If √13 sin(60-thita) = 1, then thita = ?

Answer 1

Answer:

Explanation:

Root 2 sin (60 - @) = 1

sin ( 60 -@)= 1 / root 2

But sin 45 = 1 / root 2

Thus

Sin ( 60-@) = Sin 45.

Therefore

(60 - @)= 45

Thus

Alpha (@) = 15