Question

What is the solution to x?​

Answer 1

Explanation:

By geometric mean theorem,

In a triangle ABC,

`(BC)/(AC)=(CD)/(BC)`

`(y)/((4+6))=(6)/(y)`

y² = 60

y = √60

y = 7.75

Similarly,
`(AB)/(AC)=(AD)/(AB)`

`(x)/((4+6))=(4)/(x)`

x² = 40

x = √40

x = 6.32