Question

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

Question 6 options:


5.5


6.25


5.625


6.175

Answer 1

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:

`(4)/(3) =(7.5)/(x)`

Cross multiply to get 4x = 22.5 and

x = 5.625