AB =
Round your answer to the nearest hundredth.

Answer:
The answer is 6.527.....
Step-by-step explanation:
You use the rule SOHCAHTOA. You use cosx= adjacent divided by hypotenuse.. Your adjacent is 5 and the hypotenuse is the unknown you then use 40 as your x
[tex] cos(40) = \frac{5}{y} [/tex]