Question

if sin =1/3 and 0 12 years ago

Answer 1

addition angle formula for this one

Answer 2

\[\sin(\alpha+\beta)=\sin(\alpha)\cos(\beta)+\cos(\alpha)\sin(\beta)\] with
\[\alpha =\frac{\pi}{4}\]

Answer 3

yeah I was going to do that but confused when it said sin = 1/3 :(

Answer 4

thanks though.

Answer 5

I got this but it's not the right answer =/