Question

Need help asappppppp

Answer 1

The answer is 5

Wait let me explain please

Using pythagoras rule

The horizontal 9-5=4

The vertical is 3-0=3

`\begin{gathered} AB^2=3^2+4^2 \\ AB^2=9+16 \\ AB^2=25 \\ AB=\sqrt[]{25} \\ AB=5\text{ units} \end{gathered}`