# Math Help - Fundamental Trigonometry - help

1. ## Fundamental Trigonometry - help

I'm trying to solve this problem:

I want to find teh angle D and the area of the parallelogram.

I'm not sure, but using the cosinusrelations i get that angle D is 103,14?

I'm also having trouble finding the angle BCA and the length EC.

Thx

2. Originally Posted by Darkplayer
I'm trying to solve this problem:

I want to find teh angle D and the area of the parallelogram.

I'm not sure, but using the cosinusrelations i get that angle D is 103,14?

I'm also having trouble finding the angle BCA and the length EC.