Hello, the question is in the image below, I could not upload it for some reason.
https://drive.google.com/file/d/1dcol59Dlc8JvL7aSVFYg94nai9Zl4PE8/view?usp=sharing
Some Info I know so far is tan(a)=5/2, tan(b)=1/2 and tan(b+gamma)=3/2
You have told me that
tan(alpha)=5/2,
tan(beta)=1/2
tan(beta+gamma)=3/2
so far so good:)
Here is some formulas that you may be able to make use of:
See what you can do with that.
I got it, Melody!, TYSM
that is excellent