Answer:

Step-by-step explanation:
In a right triangle the tangent of an angle is the ratio of the opposite length over the adjacent*. In formulas,
Solving for x, using a calculator for the tangent, 
*I promise I didn't just spellcheck that.
Answer: 255
Step-by-step explanation:
Answer:
AB
Step-by-step explanation:
I believe because on the other side it is AE over ED so I just repeated the pattern.