Finding an unknown angle/side (1 Viewer)

[Shazer2]

I've answered part a) of this question which was to find the exact length of AC. Now I need to answer part b). I'm not sure what to do.

http://i.imgur.com/RGuzr.jpg

I won't embed image, as it is rather large.

Thank you.

 

[RealiseNothing]

The pic isn't working (for me anyway).

 

[kazemagic]

pic is upside down

 

[nexus_lad_69]

^Here's the method.

 

[Shazer2]

The pic isn't working (for me anyway).

Hmm seems to be working for me. Here's a direct link, does it work? http://i.imgur.com/RGuzr.jpg

 

[RealiseNothing]

Hmm seems to be working for me. Here's a direct link, does it work? http://i.imgur.com/RGuzr.jpg

I think it's a problem on my end (everything on bos is stuffing up for me now rofl).

 

[nexus_lad_69]

I think it's a problem on my end (everything on bos is stuffing up for me now rofl).

Everytime I post something, it goes all weird.

 

[skillstriker]

use sine rule to work out angle ADC and then use angle sum of triangle

 

[Shazer2]

use sine rule to work out angle ADC and then use angle sum of triangle

Thanks! I hate this stuff