Question 860148
<pre><font face = "Tohoma" size = 3 color = "indigo"><b> 
Hi,
Using calculator 0r Common Sense: cos&#952; = adj/hyp, sin&#952; = opp/hyp
 sin &#952; = 3/5    |Note:  3^2 + 4^2 = 5^2
<img src=" http://upload.wikimedia.org/wikipedia/commons/thumb/7/7e/Trigonometry_triangle.svg/200px-Trigonometry_triangle.svg.png ">