Question

Special Segments, Please help!


x= 1, 3, 7

Answer 1

Answer:

x=3

Step-by-step explanation:

Secant-Secant Formula:  

(whole secant) x (external part) =         (whole secant) x (external part)

9*4 = 12*x

36 = 12x

Divide each side by 12

36/12 = 12x/12

3 =x