Question

What is the value of x? Do not round the answer.

Answer 1

Answer:

Step-by-step explanation:

By definition, CD is an angle bisector.  What that does is creates proportionality between the sides of each respective triangle.  Here's the proportion:

$\frac{4}{3} =\frac{7.5}{x}$

Cross multiply to get 4x = 22.5  and

x = 5.625