Respuesta :

Answer:

[tex]\sqrt{12^2-6^2}[/tex] = √108 = 6√3

Step-by-step explanation:

Ohhhh Time for some Pythagorean theorem
A^2+B^2=C^2

So if you fill in the variables

A^2+6^2=12^2
Solve that and get
A^2+36=144
Now
Solve a^2=108
square root 108 is your answer
If you have any questions just ask