Question

Find the value of x, rounded to the nearest tenth.

2.9



3.8



4



2.7

Answer 1

4

Explanation:

When two secants of a circle intersects at an exterior points, their sides segments product are proportional, that is

`3 * 8 = x * 6\\(24)/(6)=x\\ x=4`

Therefore, the right answer is the third choice.