Answer:
[tex]\sqrt{85}[/tex]
Step-by-step explanation:
This is a problem that deals with the Pythagorean theorem (right triangles)
Lets make one!
One side is 9 units long (Bottom)
The other is 2 units long (Right side)
9^2 + 2^2 = c^2
81+4 = c^2
85 = c^2
[tex]\sqrt{85} = c[/tex]
