Help plz:)))I’ll mark u Brainliest

Step-by-step explanation:

Since corresponds with , we need to find the measure of to set up a proportion.

In , two sides and the angle between them are given, so we can use the Law of Cosines to find the third side.

The Law of Cosines is given as:

Plugging in values, we get:

.

Now we can use the Law of Sines to find :

.

Using this, we can set up the following proportion to solve for :

.

45

step-by-step explanation:

4+4+2x

or

2x+8

step-by-step explanation: