# Find the angle X

#### mathlearn321

BD & CD points are on BE side of the ▲ABE. AC=DE. Find the value of angle X

#### Debsta

MHF Helper
Label all the angles you do know first.

#### DenisB

A way to get it done:

1: calculate manually angle sizes
(all possible except angle DAE and angle AED)

2: let AC = DE = 1

3: calculate CD using Law of Sines

4: calculate AE using Law of Cosines

5: calculate x using Law of Sines